Finding the right twin pit bike exhaust depends on your bike model, engine size, and noise or performance goals. This guide highlights five exhausts well-suited for common 50cc to 125cc pit bikes and similar mini dirt bikes. Each option is evaluated for best-fit riders, such as beginners, hobby racers, or modified builds. Use this overview to compare compatibility, tone, and installation notes quickly.
| Product | Engine Compatibility | Best For |
|---|---|---|
| Performance Exhaust Pipe Muffler for Twin Spar Perimeter Frame SDG SSR 125cc Pit Bike Dirt Bike Honda XR50 CRF50 D Section Style (Black) | 125cc; BBR perimeter frame style (mod needed for stock bikes) | Modified frames; stronger exhaust for perimeter-frame bikes |
| YC Yier 38mm 1.5″ Racing Exhaust Pipe and Muffler Full System for CRF70F CRF70 XR70 etc. | 70cc–150cc range; multiple mini bikes | Full system upgrade; deep tone for various mini bikes |
| FVRITO Exhaust Pipe Muffler Silencer Kit for 125cc 110cc 70cc Dirt Pit Bike | 70cc–125cc pit bikes; many Chinese brands | Durable full-system with deep roar; good for durability-first buyers |
| Exhaust Pipe Muffler For Mini Dirt Bike 2-Stroke 47 49 50cc | 50cc mini dirt bikes | Low-cost, simple 2-stroke muffler for entry bikes |
| SUNQIAO Dirt Bike Exhaust, Pit Bike Exhaust Muffler Silencer for 50–160cc | 50cc–160cc ranges; broad fit | Value option with stainless and aluminum construction |
Performance Exhaust Pipe Muffler for Twin Spar Perimeter Frame SDG SSR 125cc Pit Bike Dirt Bike Honda XR50 CRF50 D Section Style (Black)
Best for perimeter-frame pit bikes seeking a robust, high-quality exhaust for modified builds. This kit is described as brand-new and aims at high-end mini-bike setups. It fits BBR perimeter-frame styles with modification and works on modified Honda XR50/CRF50 copies. A limitation is that it will not fit stock Honda XR/CRF50 models without adjustments.
Performance Exhaust Pipe Muffler for Twin Spar Perimeter Frame SDG SSR 125cc Pit Bike Dirt Bike Red D Section Style
Best for riders who want a color-accent option on perimeter-frame builds. This red version mirrors the black model’s scope and fit, including the same caveat about stock XR/CRF50 compatibility. Choose this if you want a bold visual match for your bike’s color scheme. Avoid this if your bike is a stock XR/CRF50 with no frame modification.
YC Yier 38mm 1.5″ Racing Exhaust System for CRF70F XR70 and More
Best for riders seeking a complete one-piece exhaust system from head pipe to tail with a deep-throated sound. It’s described as a full-system upgrade suitable for several 70–150cc mini bikes, offering improved breathing with engine mods. A potential limitation is that performance claims depend on the engine setup; installation may require adjustments for non-listed models.
FVRITO Exhaust Pipe Muffler Silencer Kit for 125cc 110cc 70cc Dirt Pit Bike
Best for riders who want a durable, integrated full exhaust system with a deep roar. Works across multiple Chinese pit-bike brands and sizes, including 70cc–125cc configurations. A limitation is cross-brand compatibility variability; verify fit for your exact model before purchase.
SUNQIAO Dirt Bike Exhaust, Pit Bike Silencer for 50–160cc
Best for a broad-fit option offering a mix of stainless steel and aluminum construction at a reasonable price. It covers a wide engine range from 50cc to 160cc. A caution is to confirm exact model compatibility with your pit bike before ordering, as some 50cc–125cc models require specific fitments.
SHIQINHA 28mm Exhaust Muffler Silencer For 125cc–50cc Pit Dirt Bike
Best for riders needing a compact, 28mm slip-on solution for a range of small-engine dirt bikes. This muffler is described as compatible with many 50–125cc pit bikes and several quad/ATV engines. A limitation is its universal fit may require adapter hardware or minor fitment tweaks for some models listed in the product notes.
Buying Guide: Key Purchase Considerations
What engine size is your bike? Exhausts are often tuned for 50cc, 70cc, 110cc, or 125cc classes. Match the pipe to your engine to avoid performance or clearance issues.
Is your frame perimeter-style or stock? Perimeter-frame setups may need modification, especially for stock XR/CRF50 models. Confirm compatibility with your bike’s frame design before buying.
Full system vs slip-on. Full systems typically improve breathing and tone on modified builds, while slip-ons focus on tone and quick upgrades for stock bikes. Choose based on goals and installation comfort.
Sound and tone. If noise is a concern for riding areas, consider exhausts noted for deeper roars or toned-down output. Some options emphasize deep resonance, others balance quiet operation with performance.
Durability and materials. Look for stainless steel or stainless/aluminum construction for long-term rust resistance and vibration absorption. Double-wall or multi-layer mufflers can reduce rattling on rough trails.
Compatibility notes. Many products list broad compatibility across brands; always verify your exact bike model, year, and engine size. Some exhausts specify fitment only for modified or non-stock bikes.
Frequently Asked Questions
- Q: Will these exhausts fit a stock XR50 or CRF50?
A: Some are designed for modified frames or perimeter-frame builds. Stock XR/CRF50 models may require modifications or may not fit without adjustments. - Q: Do I need to replace the entire exhaust system or is a slip-on enough?
A: For noticeable performance gains on modified engines, a full system is often preferred; slip-ons mainly alter tone and appearance for stock setups. - Q: Are these exhausts compatible with a wide range of brands?
A: Several models advertise broad compatibility across Chinese brands and popular mini bikes, but always confirm model-by-model fit before purchase. - Q: What maintenance is required for these exhausts?
A: Typical maintenance includes checking for rust, inspecting gasket seals, and ensuring mounting hardware remains tight after rough riding. - Q: Can I install this exhaust by myself?
A: Many kits are designed for user installation, but some may require basic tools and possible frame modifications. Review the product instructions carefully. - Q: How does engine size affect exhaust choice?
A: Smaller engines (50cc–70cc) generally benefit from lighter, simpler systems, while 110cc–125cc setups may require more robust full-system exhausts for optimal performance.