FASS INDUIM250G Industrial Series Diesel Fuel System Class 8 Semi 250GPH UIM LLY Duramax " No need to perform “Replace

No need to perform “Replace ECM” function

Over Drive clutches 17 percent increase and Under Drive clutches 20 percent increase

The Roadmaster 4R100 Tranmission is our base model Tranmission for stock and lightly modified trucks looking to increase reliability and longevity

Utilizing a B8 5100 (Ride Height Adjustable) shock absorber is the easiest way to level out your vehicle

2011 - 2023 GMC Sierra 3500 HD Price includes applicable core fee

FASS INDUIM250G Industrial Series Diesel Fuel System Class 8 Semi 250GPH UIM LLY Duramax " No need to perform “ReplaceFASS Industrial Series Diesel Fuel System Class 8 Semi UIM 250GPH (INDUIM250G) Part No: INDUIM250G The FASS Industrial Series Diesel Fuel System was engineered by FASS Fuel Systems to be the top performing, longest lasting, and most reliable aftermarket filtration System in the diesel industry. Rated at 250 gallons per hour and proudly manufactured in the U. S. A, this System is backed by our 1 million mile 5 year warranty. Our Industrial Series