Xlerator 3 inch performance exhust muffler stainless steel on a white background
quiet idle aggressive load muffler off road
 with dimensions labeled on a white background
custom exhaust muffler for rock crawler build on a white background
stainless muffler for LS swap exhaust system on a white background

Xlerator Performance Muffler 3" In/Out - Stainless Steel

XLERATOR

Regular price$125.00
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Shipping calculated at checkout.


The Xlerator Muffler is built for builders who want a refined exhaust note without sacrificing performance. Designed to deliver a quiet, subdued tone at idle and low speeds while opening up under load, this muffler strikes the perfect balance for trail rigs, crawlers, and performance builds. It’s a proven choice used in-house at Wide Open Design, making it a go-to solution for real world off-road applications.

Constructed from high quality stainless steel, the Xlerator Muffler is built to handle harsh environments while maintaining a clean, finished look. Its compact yet efficient design allows it to fit seamlessly into custom exhaust systems without compromising sound or flow. Whether you’re cruising back to camp or getting into the throttle on a climb, this muffler delivers controlled sound with a strong, performance-driven tone.

Included Items

  • (1) Xlerator Stainless Steel Muffler (3" Inlet / 3" Outlet)

Specifications
  • Total length: 20-1/4"
  • Muffler body length: 14"
  • Body height: 9"
  • Body thickness: 4"
  • Inlet length: 3"
  • Outlet length: 3"
  • Inlet/Outlet opening: 2-3/4"
  • Stainless steel construction
  • Balanced performance tone (mild at idle, aggressive under load)
  • Designed for durability and long service life

Fitment
  • Universal fit for custom exhaust systems
  • Compatible with 3" exhaust tubing
  • Ideal for off-road rigs, rock crawlers, and custom builds
  • Works well with LS, LT, and similar performance engines
  • Requires fabrication and welding for installation

Tech Insight

Not all mufflers are built for real trail use. Many straight-through designs are either too loud at idle or too restrictive under load. The Xlerator Muffler is tuned to deliver a controlled sound profile—keeping things quiet when you want it and opening up when the engine is working.

This makes a big difference in real-world use. Whether you’re loading up, cruising through camp, or climbing under throttle, the exhaust note stays balanced and usable. Combined with stainless steel construction, it’s a practical choice for builders who want both performance and drivability.