40 Series - 2.50" IN(C)/OUT(O) - Aggressive Sound CHEVROLET/GMC Anodized billet aluminum adapter fitting

Anodized billet aluminum adapter fitting with retaining bolt

7L Cummins 2007

this adjustable fuel System is rated at 290 gallons of diesel fuel per hour and offers adjustable fuel pressure from 1-75 PSI to customize fuel delivery for race or competition diesel engines

Our BD upgraded Manifolds address common exhaust Manifold bolt failures by incorporating two additional bolt holes and by utilizing extended fasteners and spacers to better withstand thermal expansion

Direct OEM In-Tank Fitment: The PowerFlo Lift Pump requires no drilling

40 Series - 2.50" IN(C)/OUT(O) - Aggressive Sound CHEVROLET/GMC Anodized billet aluminum adapter fittingThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.