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  • Sinister Cold Air Intake for 1999-2003 Ford Powerstroke 7.3L
    SKU: SIN-SD-CAI-7.3-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Polished and Powder Coated in our Signature Sinister Gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2001-2004 Chevy/GMC Duramax 6.6L LB7
    SKU: SIN-SD-CAI-LB7
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2003-2007 Dodge/Ram Cummins 5.9L
    SKU: SIN-SD-CAI-5.9C-04-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2003-2007 Ford Powerstroke 6.0L
    SKU: SIN-SD-CAI-6.0-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Polished and Powder Coated in our Signature Sinister Gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2004.5-2005 GM Duramax LLY 6.6L
    SKU: SIN-SD-CAI-LLY
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2007.5-2012 Dodge/Ram Cummins 6.7L
    SKU: SIN-SD-CAI-6.7C-07-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2008-2010 Ford Powerstroke 6.4L
    SKU: SIN-SD-CAI-6.4-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2011-2012 Chevy/GMC Duramax 6.6L LML
    SKU: SIN-SD-CAI-LML-11-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warranty
    Quickview
  • Sinister Cold Air Intake for 2013-2016 Chevy/GMC Duramax 6.6L LML
    SKU: SIN-SD-CAI-LML-13-P
    • Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
    • Oversized Long Lasting Reusable Cotton Filter Media
    • Significantly Improved Throttle Response and Turbo Spool-up
    • Great for Daily Driving, Towing or Race Day
    • Perfect When Paired With a Sinister Diesel Exhaust or Tuner
    • Polished and Powder Coated in our Signature Sinister Gray
    • Polished and Powder Coated in our Signature Sinister Blue
    • Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience
    • 2 Year Warrranty
    Quickview