APEXi® Super Exhaust Silencer (2.75" Center ID, 3.86" Length) (155-A009) 40080 3 1974 Pontiac LeMans Engine:

3 1974 Pontiac LeMans Engine: 5

P/N 13212 available with fuel log P/N 14201 or 14202

this system will remain 100% drone-free - PDK or Manual

Boost Control -Intelligent 4D Closed loop

APEXi® Super Exhaust Silencer (2.75" Center ID, 3.86" Length) (155-A009) 40080 3 1974 Pontiac LeMans Engine:Universal Super Exhaust Silencer (155 A009) by APEXi. Muffler Inlet Diameter: 2. 75". Muffler Body Length: 3. 86". Muffler Sound: Moderate. Muffler Configuration: Center Center. The Super Silencer is the most effective way to lower sound output caused by a straight through racing exhaust system. The Silencer has also been shown to actually increase mid range torque in some vehicles. On average, the Super Silencer will lower exhaust noise output by