10 Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound 1980-pontiac-firebird-esi1791593 Shifter - Automatic - Transmission

Shifter - Automatic - Transmission Mount - 23 in Stick - Brushed Aluminum Mushroom Knob - TH400 - Kit

660 in Valves - 215 cc Intake - 72 cc Chamber - 1

Drive Motor Pulley - Gilmer - 14 Tooth - Plastic - Black - Moroso Electric Water Pump Drive - Each

Piston - Dome - 4

Designed to replace the factory flattened and restrictive original turbo downpipe coming off the turbocharger outlet and the factory installed crossover pipe

10 Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound 1980-pontiac-firebird-esi1791593 Shifter - Automatic - TransmissionSingle chamber. The 10 Series race mufflers are intended for racing applications and utilize Flowmaster's Delta Flow technology for maximum performance. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Will provide a noticeable dB reduction over open headers.