817632, Force II Kit, 1986, 1987, 1988, 1989, 1990, corvette, 5.7, 5.7l, exhaust, kit, stainless, performance, upgrade Cat-back 409S 86-90 CORVETTE 5.7L FII Cat-back System 409S - Dual Rear Exit - Force II - Mild/Moderate Sound Cat-back System 409S - Dual Rear Exit - Force II - Mild/Moderate Sound - 1986 to 1990 Chevrolet Corvette Exhaust System Kit Fits 1986 to 1990 Chevrolet Corvette with a 5.7L V8 engine Fits 1986 to 1990 Chevrolet Corvette with a 5.7L V8 engine. Flowmaster's Force II cat-back exhaust system for the 1986 to 1990 Corvette is perfect for the person looking for mild to moderate sound levels with all of the performance benefits that you would expect from Flowmaster. This bolt on emissions legal system for the 5.7L, V8 engine features 60 Series style mufflers, mandrel bent 3.00 inch/2.25 inch stainless steel tubing, and quad 3.50 inch polished stainless steel tips. The exhaust system is manufactured in the USA and is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Force II Kit
