GReddy Supreme SP Exhaust - Subaru STI (GRB) Hatchback Year_1989 Feedback control by a stock

Feedback control by a stock O2 sensor cannot be performed

Full Pandem Wide-Body Aero Kit With No GT Wing

Our SPL Parts FKS Rear Upper Control Arm Monoball Bushings (RUAB) replace the stock mushy rubber bushings with low-friction articulating spherical bearings

high speed bumps) the suspension becomes supple in response to bumps and irregularities in the road for maximum control

GReddy Supreme SP Exhaust - Subaru STI (GRB) Hatchback Year_1989 Feedback control by a stock10168200 The Supreme SP for the Subaru STI hatchback features a large horizontally mounted, 3 section muffler with a center inlet. This routing allows for the large 3 diameter piping to more smoothly enter the mufflers center section. Exhaust gases exit each side of the revised muffler via the two 2. 5 diameter piping to quad staggered 3. 5 GReddy double wall slash cut tips, The non tapered 3 mid pipe also encases a large resonator section to tune out