This is the Ultimate Racing EFRA 2142 Super Strong One-Piece Off-Road exhaust system. The pipe has been welded to the manifold to improve performance. This EFRA 2142 hi-quality aluminum exhaust has been designed to improve the overall performance of your engine.
This pipe set provides a precise and linear throttle response in high RPM range with a great top end speed. This pipe set will provide great power and speed at high RPM.
This EFRA 2142 exhaust system is a great choice for your 1:8 off road engine, and it’s specially recommended for the M3 and M5 lines of Ultimate engines
This exhaust system includes the pipe, 2 medium springs, 2 long spring and 2 manifold gaskets.