Description

Ultimate EFRA 2142 Supersonic Off-Road Pipe Set with Manifold – UR352142-S

The Ultimate Racing EFRA 2142 Supersonic is a high-performance off-road exhaust system designed to deliver maximum top-end speed and smooth throttle response. In this Supersonic version, the gas flow has been optimized for improved high-RPM performance over its predecessor.

Ideal for competitive racing, this pipe set offers precise and linear throttle feel in the upper RPM range, making it a go-to choice for racers looking for speed and control.

Includes:

• EFRA 2142 Supersonic tuned pipe
• Matching manifold
• 2 short springs
• 2 medium springs
• 2 long springs
• 2 manifold gaskets

Features:

• EFRA legal (EFRA #2142)
• Designed for 1/8 off-road nitro engines
• High top-end speed with linear throttle response
• Complete system – easy to install
• Engineered by Ultimate Racing for maximum performance