BLK EXH.TIP 3.5" O.D. GM Silverado/Sierra 1500 Tahoe/Suburban/Yukon/XL/Escalade " The Positive Air Shut-Off butterfly

The Positive Air Shut-Off butterfly valve design simplifies the number of parts and reduces the overall size as compared to competitive units and uses aluminum and stainless components plus weatherproof electrical connectors to prevent corrosion

If your truck is lifted

2011+ Duramax LML Rear Engine Cover Coolant Return Plug

A set of rear leaf springs and brake line brackets are provided to keep everything at optimum angles for a factory-like ride

Increases and balances boost-air distribution into all six cylinders

BLK EXH.TIP 3.5" O.D. GM Silverado/Sierra 1500 Tahoe/Suburban/Yukon/XL/Escalade " The Positive Air Shut-Off butterflyBLACK EXHAUST TIP ; 2. 5" INLET 3. 5" OUTLET 12" LENGTH ; ANGLED ROLLED END High Quality Black Finish T304 Stainless Steel Finish Off Your MBRP Inc. Exhaust In Style Show Quality Finish