{"title":"Our Products","description":"","products":[{"product_id":"2003-2007-classic-diy-cluster-rebuild-kit","title":"2003-2007 Sierra\/Silverado Classic DIY Cluster Rebuild Kit","description":"\u003cp\u003eDo you have poor lighting or gauges that don't respond on your 2003-2007 classic GM cluster? This kit contains everything you need to repair your cluster at home, including stepper motors and backlights.\u003c\/p\u003e\n\u003cp\u003eKit contains:\u003c\/p\u003e\n\u003cp\u003e7x OEM-style stepper motor\u003c\/p\u003e\n\u003cp\u003e12x OEM-style fluorescent or 5mm LED bulbs. If opting for \u003cmeta charset=\"utf-8\"\u003efluorescent, you will need to reuse your bulb pedestals. \u003c\/p\u003e\n\u003cp\u003eCompatible with 2003-2007 GMC and Chevrolet SUV and truck clusters, including Yukon, Tahoe, Suburban, Sierra, and Silverado. If you do not have a temperature gauge, you will not need one of the stepper motors included with the kit. If using LED bulbs, a copy of the correct polar orientation for bulbs will be included in the package. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"OEM Spec Fluorescent","offer_id":50618890027287,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"LED","offer_id":50618890060055,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/FullSizeRender.jpg?v=1751837759"},{"product_id":"2003-2007-classic-diy-hvac-lighting-kit","title":"2003-2007 Classic Sierra\/Silverado DIY HVAC Lighting Kit","description":"\u003cp\u003eHave your HVAC controls seen better days? Fix it at home with this DIY solution, which includes all the necessary parts to repair your lighting. \u003c\/p\u003e\n\u003cp\u003eAuto kit contains: 10x 5mm LED (one extra, just in case), 2x 3mm LED\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eManual kit contains: 7x 5mm LED (one extra, just in case), 2x 3mm LED\u003c\/p\u003e\n\u003cp\u003eCompatible with 2003-2007 GMC and Chevrolet SUV and truck HVAC modules, including Yukon, Tahoe, Suburban, Sierra, and Silverado. A bulb polarity diagram will be included in your order to simplify installation based on your specific module. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Automatic","offer_id":50527018582295,"sku":null,"price":24.99,"currency_code":"USD","in_stock":true},{"title":"Manual","offer_id":50527018615063,"sku":null,"price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/FullSizeRender_827fc08a-810a-4d61-a107-808ea819c80c.jpg?v=1751838161"},{"product_id":"1999-2002-diy-gm-cluster-rebuild-kit","title":"1999-2002 DIY GMC\/Chevrolet Sierra\/Silverado Cluster Backlight Kit","description":"\u003cp\u003eReplace your dim or blown factory bulbs in your 1999-2002 GMC\/Chevrolet Sierra\/Silverado\/Yukon\/Suburban with this kit! The factory lights used in these clusters are a non-serviceable one-piece assembly, meaning the bulb and socket are integrated as one. This kit comes pre assembled with new bulbs and serviceable sockets! Should you ever have an issue with a bulb in the future, all you have to do is remove the socket, remove the bulb, replace it, and reinstall it—no more searching for an OEM assembly. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"OEM Spec Fluorescent","offer_id":50618868924695,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true},{"title":"LED","offer_id":50618868957463,"sku":null,"price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/FullSizeRender_0fd58d5e-7af5-4e70-8ccf-f78984f89eaa.jpg?v=1752198045"},{"product_id":"obs-ford-cluster-backlight-upgrade-kit","title":"OBS Ford Cluster Backlight Upgrade Kit","description":"\u003cp\u003eDim cluster? Brighten your truck's dash with an LED backlighting kit! Includes five green 194 LED bulbs to brighten up your gauges while maintaining the original look of your cluster. All purchases will include an installation guide. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Default Title","offer_id":50530256290071,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/8050CBA3-7B63-4492-9792-BD9112FC76E3.png?v=1752197934"},{"product_id":"1999-2002-diy-sierra-silverado-manual-climate-control-lighting-kit","title":"1999-2002 DIY Sierra\/Silverado Manual Climate Control Lighting Kit","description":"\u003cp\u003eHave your HVAC controls seen better days? Fix it at home with this DIY solution, including all the parts you need to repair your lighting. \u003c\/p\u003e\n\u003cp\u003eKit contains:\u003c\/p\u003e\n\u003cp\u003e4x 5mm LED\u003c\/p\u003e\n\u003cp\u003e4x 3mm LED\u003c\/p\u003e\n\u003cp\u003eCompatible with 1999-2002 GMC and Chevrolet SUV and truck HVAC modules, including Yukon, Tahoe, Suburban, Sierra, and Silverado. A bulb polarity diagram will be included in your order to simplify install based on your specific module. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Default Title","offer_id":50543441346839,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/IMG-9125.jpg?v=1751837684"},{"product_id":"lb7-lly-ficm-vent-plug","title":"FICM ECM GPCM TCM Vent Plug","description":"\u003cp\u003eReplacement vent plug for various electronic modules. One included per package. \u003cbr\u003eCompatible models:\u003c\/p\u003e\n\u003cp\u003e01-05 LB7\/LLY FICM\u003c\/p\u003e\n\u003cp\u003e04.5-05 LLY GPCM\u003c\/p\u003e\n\u003cp\u003e06-10 LBZ\/LMM ECM\u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Default Title","offer_id":50550652403991,"sku":null,"price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/3A03616D-FF56-4E40-9C2B-68943704FAD0.png?v=1751572597"},{"product_id":"7-3-powerstroke-ipr-nut","title":"7.3 Powerstroke IPR Nut","description":"\u003cp\u003eTired of the weak factory tinnerman nut on the back of your IPR and don't want to pay $50 for an overengineered solution? Replace with a SAE jam nut instead. Installs on factory threads with no modification. I recommend using Loctite at the time of installation.\u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Default Title","offer_id":50601470984471,"sku":null,"price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/387FACD1-737C-4CC3-A067-0E7A802E34EC.png?v=1751572452"},{"product_id":"untitled-oct21_16-47","title":"Masonbilt Performance LML PCV\/Resonator Removal Kit","description":"\u003cp\u003eAssembled with parts from our friends at Underdog Diesel, we offer an all-in-one PCV and resonator removal kit. Please note that two different sizes of PCV valve were used on LML trucks. 2011-2012 used 1 1\/4\", 2012-2016 used 2 5\/8\"; see pictures. If you don't know what size fitting your truck uses, you will have to remove the PCV valve from the back of the turbo mouthpiece and measure.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eKit includes: ABS printed plates with hardware for the turbo mouthpiece, e\u003c\/span\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003enough Gates PCV tubing to route from the valve cover to the inside of the driver-side frame rail, and hose clamps\u003c\/span\u003e\u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Early- 2011-2012","offer_id":51572113998103,"sku":null,"price":99.98,"currency_code":"USD","in_stock":true},{"title":"Late- 2012-2016","offer_id":51572114030871,"sku":null,"price":99.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/E2B63318-069A-4733-94C1-4B8CC42A59F6.jpg?v=1762908200"},{"product_id":"masonbilt-diesel-performance-lml-cp3-soft-feed-line","title":"Masonbilt Performance LML CP3 Soft Feed Line","description":"\u003cp\u003eMasonbilt Diesel Performance now offers the best solution to the troublesome CP3 hard feed line that runs from the quick-connect on the driver's side head, through the valley, and to the CP3 injection pump. \u003c\/p\u003e\n\u003cp\u003eOur line features USA-made AN and pushloc fittings, stainless hardware, name-brand clamps, name-brand hose, and heat shielding to protect against high temperatures created by the turbo. No plastic parts to crack or degrade over time.\u003c\/p\u003e\n\u003cp\u003eWhat makes our kit the best? Simplicity. Unlike other kits available to the market, our kit uses an extended quick-connect so you can use standard hose disconnect tools and do not have to make your own tool, along with having only two major parts in addition to the hose and clamps. \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eEasy install with no modifications. If you choose to reuse your factory filter head, you will need an additional hose, which is not included in the \"standard kit\" to your cart. If you are looking to remove your OEM filter head assembly or your truck utilizes a lift pump, you will not need any additional components.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"2011 \/ Yes","offer_id":51589820088599,"sku":null,"price":94.98,"currency_code":"USD","in_stock":true},{"title":"2011 \/ No","offer_id":51589820121367,"sku":null,"price":79.99,"currency_code":"USD","in_stock":true},{"title":"2012-2016 \/ Yes","offer_id":51589820154135,"sku":null,"price":109.98,"currency_code":"USD","in_stock":true},{"title":"2012-2016 \/ No","offer_id":51589820186903,"sku":null,"price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/FullSizeRender_2a2fed53-16f2-4f3d-b619-29dad992edea.jpg?v=1763255696"},{"product_id":"masonbilt-diesel-performance-2011-2016-lml-duramax-cp3-conversion-kit","title":"Masonbilt Performance 2011-2016 LML Duramax CP3 Conversion Kit","description":"\u003cp\u003eThis is our personal twist on an LML CP3 conversion kit, offering a more affordable price point with quality parts, upgraded feed lines, and easy installation. \u003c\/p\u003e\n\u003cp\u003eIncludes: \u003c\/p\u003e\n\u003cp\u003e1x Reman OEM CP3 mounting plate and hardware \u003c\/p\u003e\n\u003cp\u003e1x CP3 mounting plate o-rings\u003c\/p\u003e\n\u003cp\u003e1x CP3 feed line\u003c\/p\u003e\n\u003cp\u003e1x FCA extension harness\u003c\/p\u003e\n\u003cp\u003e1x Masonbilt Diesel Performance soft feed line\u003c\/p\u003e\n\u003cp\u003e1x Fleece high-flow barbed CP3 feed and return fittings\u003c\/p\u003e\n\u003cp\u003e1x Fleece molded return hose\u003c\/p\u003e\n\u003cp\u003e1x Fleece molded feed hose (for use with OEM filter head)\u003c\/p\u003e\n\u003cp\u003e1x 9th injector service kit\u003c\/p\u003e\n\u003cp\u003e1x Rail plug\u003c\/p\u003e\n\u003cp\u003eDoes not include CP3 injection pump. This kit REQUIRES tuning and is not emissions-compliant. We highly recommend the addition of an AirDog lift pump, but it is not required. Includes instructions\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWhat year do I need? An easy way to tell is to look at the back of your driver-side valve cover. If you have your fuel feed and return lines mounted there, you need to late 2012-2016 kit. If you don't see your lines there, look at the middle of your driver-side valve cover for your fuel lines coming up and over the center of the valve cover, if they are here, you will need the 2011-early 2012 kit. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"2011-2012","offer_id":51744696074519,"sku":null,"price":560.0,"currency_code":"USD","in_stock":true},{"title":"2012.5-2016","offer_id":51744696107287,"sku":null,"price":585.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/BF73A931-F2A2-4FF3-9925-032E81C7D9DB.jpg?v=1766458967"},{"product_id":"mdp-obs-7-3-hutch-mod-diy-kit","title":"MDP OBS 7.3 \"Hutch Mod\" DIY Kit","description":"\u003cp\u003eTired of quarter tank and suction issues from your OEM sending units? Our kit will solve all your related issues. Everything you need for both tanks is included! This is a popular upgrade to be done at the same time as an e-fuel conversion. \u003c\/p\u003e\n\u003cp\u003ePlease note that this kit removes all OEM screens from your sending unit pre-pump, so we HIGHLY RECOMMEND additional filtration to prevent large particles from reaching the engine.\u003c\/p\u003e\n\u003cp\u003eIncludes 2x stainless union, 2x pre-bent T304 stainless tubing sections.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRemove your OEM sending unit, the 'showerhead' pickup (if it hasn't already fallen off), and measure the distance to the bottom of your tank.\u003c\/li\u003e\n\u003cli\u003eCompare your measurement with the length of the sending unit and our stainless 90 to determine if any of the pickup tubes need to be removed for proper fitment (it doesn't have to be perfect; the union supplied gives you ~1\/4\" of wiggle room).\u003c\/li\u003e\n\u003cli\u003eTest-fit your modified sending unit with the 90 installed (don't completely tighten the union, but make sure it's snug) to verify that the new pickup is touching or nearly touching the bottom of your tank. Remove and adjust as needed.\u003c\/li\u003e\n\u003cli\u003eOnce you have verified that everything is where it needs to be, tighten the union, and you're done!\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eInstructions will be sent with each kit and the install procedure is also available on our blog. \u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"Default Title","offer_id":51794041995543,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/d9e1c750-4b93-4897-a672-b0ed1b9e1f54.png?v=1782345070"},{"product_id":"speed-stop-x-masonbilt-duramax-transmission-line-kit","title":"Duramax Transmission Cooler Line Kit 5\/8\" | Chevy Silverado \u0026 GMC Sierra 2001-2016","description":"\u003cp data-start=\"190\" data-end=\"249\"\u003e\u003cstrong\u003eBefore Ordering: Select the Correct Kit for Your Truck\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"315\" data-end=\"449\"\u003e\u003cstrong data-start=\"315\" data-end=\"449\"\u003eUse the reference photos below to identify your factory transmission cooler line configuration and select the matching kit option.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"454\" data-end=\"561\"\u003e\u003cstrong data-start=\"454\" data-end=\"561\"\u003eNot sure which kit you need? Send us your VIN or photos and we'll help verify fitment before you order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"190\" data-end=\"249\"\u003e\u003cstrong data-start=\"190\" data-end=\"249\"\u003eStop Leaking Duramax Transmission Cooler Lines for Good\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"251\" data-end=\"516\"\u003eTired of leaking Duramax transmission cooler lines? Our upgraded 5\/8\" transmission cooler line kit replaces failure-prone factory lines on 2001-2016 Chevy Silverado and GMC Sierra Duramax trucks. Built to last and backed by our No Questions Asked Lifetime Warranty.\u003c\/p\u003e\n\u003cp data-start=\"518\" data-end=\"726\"\u003eLeaking transmission cooler lines are one of the most common issues on Duramax trucks. Factory lines can corrode, seep, or fail over time, leading to transmission fluid loss and potentially expensive repairs.\u003c\/p\u003e\n\u003cp data-start=\"728\" data-end=\"1098\"\u003eOur upgraded 5\/8\" Duramax Transmission Cooler Line Kit is designed to provide a reliable, long-lasting solution for Chevy Silverado and GMC Sierra HD trucks equipped with the Duramax diesel and Allison transmission. Whether you're fixing an active leak or replacing aging factory lines before they fail, this kit delivers the durability and performance your truck needs.\u003c\/p\u003e\n\u003ch3 data-start=\"1100\" data-end=\"1112\"\u003eFeatures\u003c\/h3\u003e\n\u003cp data-start=\"1113\" data-end=\"1401\"\u003e✔ Replaces failure-prone factory transmission cooler lines\u003cbr data-start=\"1171\" data-end=\"1174\"\u003e✔ Fits 2001-2016 Duramax diesel trucks\u003cbr data-start=\"1212\" data-end=\"1215\"\u003e✔ Compatible with Allison transmissions\u003cbr data-start=\"1254\" data-end=\"1257\"\u003e✔ High-quality fittings and components\u003cbr data-start=\"1295\" data-end=\"1298\"\u003e✔ Helps prevent transmission fluid leaks\u003cbr data-start=\"1338\" data-end=\"1341\"\u003e✔ Designed for long-term reliability\u003cbr data-start=\"1377\" data-end=\"1380\"\u003e✔ Easy installation\u003c\/p\u003e\n\u003ch3 data-start=\"1403\" data-end=\"1411\"\u003eFits\u003c\/h3\u003e\n\u003cp data-start=\"1412\" data-end=\"1555\"\u003e• LB7 Duramax (2001-2004)\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e• LLY Duramax (2004.5-2005)\u003cbr data-start=\"1467\" data-end=\"1470\"\u003e• LBZ Duramax (2006-2007)\u003cbr data-start=\"1495\" data-end=\"1498\"\u003e• LMM Duramax (2007.5-2010)\u003cbr data-start=\"1525\" data-end=\"1528\"\u003e• LML Duramax (2011-2016)\u003c\/p\u003e\n\u003cp data-start=\"1557\" data-end=\"1648\"\u003e\u003cstrong data-start=\"1557\" data-end=\"1581\"\u003eVehicle Applications\u003c\/strong\u003e\u003cbr\u003e• Chevy Silverado 2500HD \u0026amp; 3500HD\u003cbr data-start=\"1615\" data-end=\"1618\"\u003e• GMC Sierra 2500HD \u0026amp; 3500HD\u003c\/p\u003e\n\u003cp data-start=\"1650\" data-end=\"1797\"\u003eDon't wait until a small leak becomes a costly transmission repair. Upgrade your Duramax transmission cooler lines today and drive with confidence.\u003c\/p\u003e\n\u003cp data-start=\"1650\" data-end=\"1797\"\u003e \u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Will this transmission cooler line kit fit my truck?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This kit fits select 2001-2016 Chevy Silverado and GMC Sierra HD trucks equipped with a Duramax diesel engine and Allison 1000 transmission. Use the fitment guide and reference photos above to select the correct kit. If you're unsure, send us your VIN and we'll verify fitment before you order.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eQ: What are the signs of a leaking Duramax transmission cooler line?\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Common symptoms include transmission fluid spots under the truck, wet or oily cooler lines, low transmission fluid levels, transmission overheating, and visible leaks around factory crimp connections.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eQ: Why do factory Duramax transmission cooler lines fail?\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA.\u003c\/strong\u003e Factory transmission cooler lines commonly fail due to corrosion, deteriorating crimp connections, age, and exposure to heat and road debris. These issues can lead to transmission fluid leaks and costly repairs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit work with Allison 1000 transmissions?\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA. \u003c\/strong\u003eYes. This kit is designed for Duramax trucks equipped with the Allison 1000 transmission.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Is this kit covered by a warranty?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA: \u003c\/strong\u003eYes. Our Duramax 5\/8\" Transmission Cooler Line Kits are backed by our No Questions Asked Lifetime Warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong data-end=\"253\" data-start=\"197\"\u003eQ: Will this kit help stop transmission fluid leaks?\u003c\/strong\u003e\u003cbr data-end=\"256\" data-start=\"253\"\u003e\u003cstrong data-end=\"262\" data-start=\"256\"\u003eA:\u003c\/strong\u003e If your leak is coming from the factory transmission cooler lines, fittings, or crimp connections, this kit is designed to eliminate those common failure points and provide a long-lasting solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong data-start=\"598\" data-end=\"635\"\u003eQ: What is included with the kit?\u003c\/strong\u003e\u003cbr data-start=\"635\" data-end=\"638\"\u003e\u003cstrong data-start=\"638\" data-end=\"644\"\u003eA:\u003c\/strong\u003e Each kit includes the components necessary to replace your factory transmission cooler lines. Components vary based on the selected year range and transmission cooler line configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"1799\" data-end=\"1839\"\u003eNo Questions Asked Lifetime Warranty\u003c\/h3\u003e\n\u003cp data-start=\"1840\" data-end=\"1928\"\u003eWe stand behind every kit we sell. If you ever experience an issue, we'll make it right.\u003c\/p\u003e\n\u003cp\u003eInstructions are available here:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/masonbiltperformance.com\/blogs\/news\/masonbilt-x-speed-stop-5-8-duramax-transmission-cooler-line-set-installation-instructions\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/masonbiltperformance.com\/blogs\/news\/masonbilt-x-speed-stop-5-8-duramax-transmission-cooler-line-set-installation-instructions\u003c\/a\u003e\u003cimg\u003e\u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"2001-2002 LB7 \/ Yes","offer_id":52557703217431,"sku":null,"price":290.0,"currency_code":"USD","in_stock":true},{"title":"2001-2002 LB7 \/ No","offer_id":52715315626263,"sku":null,"price":290.0,"currency_code":"USD","in_stock":true},{"title":"2003-2005 LB7\/LLY \/ Yes","offer_id":52557703282967,"sku":null,"price":290.0,"currency_code":"USD","in_stock":true},{"title":"2003-2005 LB7\/LLY \/ No","offer_id":52715315659031,"sku":null,"price":290.0,"currency_code":"USD","in_stock":true},{"title":"2006-2010 LBZ\/LMM \/ Yes","offer_id":52557703381271,"sku":null,"price":280.0,"currency_code":"USD","in_stock":true},{"title":"2006-2010 LBZ\/LMM \/ No","offer_id":52715315691799,"sku":null,"price":280.0,"currency_code":"USD","in_stock":true},{"title":"2011-2014 LML \/ Yes","offer_id":52696672960791,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"2011-2014 LML \/ No","offer_id":52715315724567,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"2015-2016 LML \/ Yes","offer_id":52696673026327,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"2015-2016 LML \/ No","offer_id":52715315757335,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/Bothlogo1.webp?v=1782587324"},{"product_id":"speed-stop-auto-repair-masonbilt-diesel-performance-duramax-5-8-transmission-cooler-line-kit-01-16-gm-with-fluidyne-transmission-cooler","title":"01-16 Duramax 5\/8\" Transmission Cooler Line Kit with Fluidyne Transmission Cooler Package","description":"\u003cp\u003eThe only Duramax cooler and line package deal on the market, with a LIFETIME WARRANTY, and the best components that money can buy. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission Line Set:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMasonbilt Performance X Speed Stop Auto Repair has teamed up to create \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ethe most durable, serviceable, and the ONLY DOT-approved transmission line set with a LIFETIME warranty. All of these lines are made by hand in-house with our own equipment, giving us complete control over quality and ensuring each line is made to our exact specifications. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e-Complete 3-piece replacement line set and all necessary fittings for the truck side, zip ties, and an extra o-ring. -Instructions\u003c\/p\u003e\n\u003cp\u003e-Lifetime Warranty \u003c\/p\u003e\n\u003cp\u003e-Real customer service you can call or text!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e-5\/8\" flame and abrasion-resistant hose rated for 4000psi- SIGNIFICANTLY more than both OEM and built transmissions require\u003c\/p\u003e\n\u003cp\u003e-Stainless JIC ORB fittings- no aluminum to corrode or crack\u003c\/p\u003e\n\u003cp\u003e-Our own specific line lengths and fittings tailored specifically to each truck\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment notes: P\u003c\/strong\u003e\u003cstrong\u003elease see pictures if you have additional questions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e-If you have an aftermarket radiator, you will need M22 fittings instead of OE-style to JIC. This can be easily determined if your radiator has a hex-shaped fitting BEHIND the OE-style transmission cooler fittings.\u003c\/p\u003e\n\u003cp\u003e2001-2002 Allison transmission cooler inlet\/outlet fittings had a smaller 3\/4\" thread diameter than later\u003cspan\u003e \u003c\/span\u003e7\/8\" units. If you think your transmission has been swapped with a later unit, you can measure the original trans cooler fitting in the transmission or refer to the build plate on the passenger side of the transmission. If you need help identifying your fittings, please contact us!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission Cooler:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFluidyne Heavy Duty Bar and Plate Transmission Cooler\u003c\/p\u003e\n\u003cp\u003eExcessive heat is a major threat to your transmission’s longevity, leading to premature wear, reduced performance, and costly repairs. OEM transmission coolers often struggle to dissipate heat adequately, especially under demanding conditions, leaving your transmission vulnerable. Upgrading to a more efficient cooling solution is essential for protecting your transmission and enhancing its durability.\u003c\/p\u003e\n\u003cp\u003eThe Fluidyne High Performance Bar and Plate Transmission Fluid Cooler is designed specifically for the GM 6.6L Duramax platform and offers a significant upgrade over stock coolers. With four times the heat dissipation capacity of factory models, this cooler ensures that your transmission runs cooler and more efficiently, even in the most demanding situations.\u003c\/p\u003e\n\u003cp\u003eEngineered with the densest fins per inch on the market, the Fluidyne cooler delivers exceptional cooling performance. Its fully welded internal splitter plates prevent contamination between hot and cold fluids, maintaining the integrity and effectiveness of your transmission fluid. Constructed from aerospace-grade aluminum using bar-and-plate technology, this cooler delivers maximum heat exchange with minimal pressure drop.\u003c\/p\u003e\n\u003cp\u003eDesigned as a direct bolt-in replacement, the Fluidyne cooler uses your existing factory mounts for a straightforward installation. Finished with a proprietary heat-wicking powder coat, it further enhances thermal efficiency. Backed by a limited lifetime warranty, the Fluidyne High Performance Cooler ensures long-lasting reliability and superior performance for your vehicle.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour times the heat dissipation capacity compared to stock coolers\u003c\/li\u003e\n\u003cli\u003eDirect bolt-in replacement for easy installation\u003c\/li\u003e\n\u003cli\u003eMaximum fin density for superior cooling\u003c\/li\u003e\n\u003cli\u003eFully welded internal splitter plates to prevent fluid contamination\u003c\/li\u003e\n\u003cli\u003eTested up to 250 PSI against leaks and ensure optimal performance. \u003c\/li\u003e\n\u003cli\u003eAerospace-grade aluminum construction with bar and plate design\u003c\/li\u003e\n\u003cli\u003eProprietary fin design for enhanced thermal performance\u003c\/li\u003e\n\u003cli\u003ePowder-coated with a specialized heat-wicking compound\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty for added peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e10% off both items with this package deal, compared to purchasing them separately!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Masonbilt Performance","offers":[{"title":"2001-2002 LB7","offer_id":53473653686551,"sku":null,"price":711.0,"currency_code":"USD","in_stock":true},{"title":"2001-2002 LB7 M22","offer_id":53473653719319,"sku":null,"price":711.0,"currency_code":"USD","in_stock":true},{"title":"2003-2005 LB7\/LLY","offer_id":53473653752087,"sku":null,"price":711.0,"currency_code":"USD","in_stock":true},{"title":"2003-2005 LB7\/LLY M22","offer_id":53473653784855,"sku":null,"price":711.0,"currency_code":"USD","in_stock":true},{"title":"2006-2010 LBZ\/LMM","offer_id":53473653817623,"sku":null,"price":702.0,"currency_code":"USD","in_stock":true},{"title":"2011-2014 LML","offer_id":53473653850391,"sku":null,"price":738.0,"currency_code":"USD","in_stock":true},{"title":"2015-2016 LML","offer_id":53473653883159,"sku":null,"price":738.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/7135\/0807\/files\/Screen_Shot_2026-06-27_at_3.18.28_PM.png?v=1782587978"}],"url":"https:\/\/masonbiltperformance.com\/collections\/our-products.oembed","provider":"Masonbilt Performance","version":"1.0","type":"link"}