2001-2007 GMC 6.6L 4″ Downpipe Back Single System (No Muffler) 2500/3500, LB7-LLY-LBZ, Race Exhaust FLO 801NM
GMC 6.6L 4″ Downpipe Back Single System
Flo Pro 801NM GMC 6.6L 4″ Downpipe Back Single System is for your 2001-2007 2500/3500 Duramax LB7-LLY-LBZ. This race exhaust is made from aluminized steel. It is a bolt on system and has no muffler kit.
For Install Instructions click the link below:
Founded in 1981, FLO PRO Performance Exhaust has been manufacturing and distributing only the most durable quality muffler and exhaust systems for your vehicle. FLO PRO has proven it beats the competition with a louvered pipe that accelerates the exhaust flow through our mufflers. FLO~PRO performance mufflers are designed to boost the horsepower generated from your street vehicle. We also specialize in Diesel Performance carrying full systems for virtually every diesel truck.