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Supplier details checked 2026-09-23 · Test catalog
Fits 1988-1993 GM 1500/2500 LD Trucks with 5.7-liter, dual rear/side exit, stainless steel exhaust system
Flowmaster Outlaw Cat-back Exhaust System
3.0-inch and 2.5-inch mandrel bent 16- gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
Kits include complete hardware and factory styled hangers in the stock locations for an easy installation
Dual 4.5-inch black ceramic coated stainless steal tips add a custom look to the vehicle
A Super 10 Series muffler deliver a deep performance tone and improves exhaust flow
Fit all single cab and extended cab models in both 2 and 4 wheel drive
Lifetime Limited Warranty
Flowmaster 88-93 Chevrolet 5.7L C & K 1500 / 2500 Outlaw Cat-Back Exhaust System
8893 CHEVY 57L C K 1500 2500 OTL
SYS 88-93 CHEVY 5.7L
This Flowmaster® Outlaw cat-back exhaust system is for the 1988-1993 GM 1500/2500 LD trucks with the 5.7-liter engine. This system is manufactured using durable 409 stainless steel tubing and is mandrel bent for better exhaust gas flow. A Super 10 Series muffler is used for an improved sound level and maximum performance. This system uses dual 4.5-inch black ceramic coated tips that can exit dual out the rear or dual out the side. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. This system fits all single cab and extended cab models in both 2 and 4 wheel drive. Backed by Flowmaster's Lifetime Limited Warranty.
SYS 88-93 CH
