GM V6 Aluminum Exhaust Manifold system for 4.3L , Aluminum 4" Exhaust System
Affordable alternative to OEM cast iron exhaust systems. These cast aluminum manifold and risers have shown to deliver horsepower and torque increases of up to 5-7% over the stock cast iron exhaust. Perfect for recreational and mild performance applications.The system features fresh water cooling plumbing . a 4" exhaust hose connection is standard. (Sold in pairs). Not for use with engines using a camshaft with more than .216 @ .050 Camshaft Duration.
ATTENTION** This Exhaust System is sold in a raw Aluminum "As-Cast" satin finish, Installer will be required to apply any final finish as the outside is ROUGH aluminum. Sanding, Polishing, Powder coating or Painting is the responsibility of the purchaser!