4" Downpipe Back Single With No Muffler | 2017-2019 GM 2500/3500 6.6L DURAMAX L5P-431022 Year Applicable:2017-2019 Elevate your off-road experience to

Elevate your off-road experience to new heights with the Infinity Series by Speed Demon Lights – where performance

The Momentum HD intake system outflowed the factory intake by 27% and produces 22 additional horsepower and 43 lbs

2 year Limited Warranty

NOTE: You must have a Phatshaft or similar turbo to run this kit

Durable High Quality Plastic

4" Downpipe Back Single With No Muffler | 2017-2019 GM 2500/3500 6.6L DURAMAX L5P-431022 Year Applicable:2017-2019 Elevate your off-road experience toConstructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Mel's system. For powerhouse performance, Mel's delivers horsepower you can hear! * IMPORTANT NOTE: These kits will only fit models equipped with the OEM style 4 bolt flange off the