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KT Performance

Diamond T New FICM for Chevy/GMC (2004-05) 6.6L Duramax LLY

Diamond T New FICM for Chevy/GMC (2004-05) 6.6L Duramax LLY

Regular price $2,479.99 USD
Regular price Sale price $2,479.99 USD
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  • Brand new – not remanufactured – for maximum reliability
  • Made in the USA with premium components
  • Upgraded design for superior durability and performance
  • Lifetime warranty for complete peace of mind
  • Engineered specifically for 2004-2005 Chevy/GMC 6.6L Duramax LLY engines
  • Handles performance tunes, modifications, and heavy-duty use
  • Plug-and-play installation – no programming required
  • Eliminates common LLY FICM failures and electrical issues
  • No Core Charge – keep your original FICM
  • Essential upgrade for reliable starting, smooth operation, and long-term performance
  • American Made, Because It Matters
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