Sinister Diesel Cold Air Intake 01-04 Chevy / GMC Duramax 6.6L LB7 Fuel Delivery>Fuel Injector Adapters Flow and Performance: This Large

Flow and Performance: This Large Bore-HD exhaust system is 100% hand MIG-welded and Constructed from 4" mandrel-bent 409 stainless steel tubing for maximum flow

The stock control arms flex under heavy cornering loads giving you inconsistent handling characteristics

Round Straight-Through Performance Exhaust Muffler 12775 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill

the Street Wideband provides the most important functions necessary to make sure you’re extracting the most power possible

This versions is known to get rowdy in the mid range

Sinister Diesel Cold Air Intake 01-04 Chevy / GMC Duramax 6.6L LB7 Fuel Delivery>Fuel Injector Adapters Flow and Performance: This LargeThe more air you can get to your truck's engine the better and more efficiently it runs, and factory air intakes just can't stand up to the Sinister Diesel 2001 04 Duramax 6. 6L cold air intake in this regard. This cold air intake kit significantly improves throttle response and turbo spool up, and it's great for daily driving, towing and even racing applications!, If you're looking to get more performance and fuel economy from your 6. 6L Duramax LB7