Stainless Works 1990-95 Corvette ZR1 Headers 2in Primaries 3in Collectors High-Flow Cats - ZR1CORVCAT Bumpers - Steel Measured Flow: 610 CFM @

Measured Flow: 610 CFM @ 7" H2O

empty the dust chamber after each use and wash both metal and HEPA filters every 2-3 uses

L520-20-55XA

4" 409 stainless steel tubing for strength and durability

Interfaces with crankcase vent hose at front of engine

Stainless Works 1990-95 Corvette ZR1 Headers 2in Primaries 3in Collectors High-Flow Cats - ZR1CORVCAT Bumpers - Steel Measured Flow: 610 CFM @1993 95 ZR1 full length headers with 2" primaries and 3" slip fit collectors and hi flow metal matrix catalytic converters with 3" lead pipes to fit Stainless Works 3" exhaust systems. Dyno proven 30 rwhp gain over stock. Mill finish. Use with Stainless Works exhaust systems (P N ZR1CHAMSW or ZR1STUBESW)