Pro Circuit R-304 Stainless/Aluminum Shorty Silencer 1151912 - KTM / Husqvarna / GasGas 125cc / 150cc 2019-2023

Product Description

The Pro Circuit 1151912 R-304 Shorty Silencer is built as a full-race 2-stroke silencer designed to optimize exhaust scavenging and throttle response. Featuring a compact shorty canister length, this slip-on unit improves overall power output and engine performance for competitive 125cc and 150cc racing applications.

Constructed with durability in mind, the body is crafted from lightweight 6061-T6 brushed aluminum paired with a stainless steel intake pipe and end-cap. High-strength aluminum rivets and steel Allen-head screws allow straightforward disassembly for routine maintenance, while double-walled mounting brackets reinforce structural stability at critical stress points.

Top Features: Pro Circuit 1151912 R-304 Silencer

• Constructed from lightweight 6061-T6 brushed aluminum for optimal weight reduction and classic factory appearance.
• Engineered with high-strength aluminum rivets and steel Allen-head screws for fast disassembly and repacking.
• Features double-walled mounting brackets for maximum mounting durability against track impacts.
• Includes exclusive E-glass pillow packing for thermal management and extended internal life.

Please review the detailed compatibility data below to ensure an exact fitment match for your dirt bike before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Is this silencer easy to disassemble for repacking?
A: Yes, the R-304 Shorty silencer utilizes steel Allen-head screws, making body removal and repacking simple during maintenance intervals.

Q: What material is used for the canister body and pipe?
A: The canister body is made from 6061-T6 brushed aluminum, while the intake pipe and end-cap are constructed from durable stainless steel.

Expert Pro-Tip: When servicing your 2-stroke exhaust system, regularly inspect the silencer packing. Replacing degraded E-glass pillow packing maintains optimal backpressure and engine power while keeping operating temperatures down. Always use high-temp silicone around the joint when reassembling to ensure a leak-free seal.

Recommended Pairings:

• KTM 125 SX & 150 SX Performance Parts & Upgrades
• Husqvarna TC 125 Performance Parts & Accessories
• Silencers & 2-Stroke Exhaust Performance Accessories

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their machines. We pride ourselves on great customer service, and every item ships FAST - straight to your door.

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