Universal Parts High Performance Exhaust - GY6/CN250

Unleash the Growl: High-Performance 4-Stroke Racing Exhaust Transform the power profile and sound of your machine with the Universal Parts High Performance Racing Exhaust . Engineered specifically for high-displacement 4-stroke engines, this system reduces backpressure and improves exhaust scavenging, allowing your engine to breathe deeper and rev more freely. Finished in a sleek, high-temp black coating, this canister provides a deep, throaty exhaust note that signals true performance on the track or the trail. Technical Performance Features High-Flow Straight-Through Design: Minimizes internal restriction to maximize horsepower and torque gains, especially on modified or "Big Bore" engines. 102mm Oversized Canister: The large-diameter outer shell (approx. 4 inches) provides ample volume for sound dampening without sacrificing flow velocity. Heavy-Duty Construction: Features a reinforced 18.5-inch overall length designed to withstand the high vibration and heat cycles of 150cc to 250cc powerplants. Universal Mounting Kit: Includes the essential mounting hardware and bracketry required for custom installation on a wide variety of scooter and kart frames. Comprehensive Fitment Guide This exhaust is a "Universal Fit" component designed for GY6 150cc and CN250 (172mm) liquid-cooled engine platforms: Vehicle Type Common Compatible Models 250cc Scooters Honda Helix (CN250), Honda Elite (CH250), Tank Touring 250T-H, Roketa, CFMoto 150cc Scooters Honda Ruckus 150 (NP150), JM Star Tomahawk II, Vento Phantom, ZNEN Off-Road / Karts Baja Wilderness 250-U, Hammerhead, TrailMaster, Yerf-Dog (GY6 150cc) Technical Specifications Outer Diameter: 102mm (4.01") Overall Length: 18.5 Inches Engine Compatibility: 150cc GY6 / 250cc CN250 (172mm) Finish: High-Temp Black Powder Coat Regulatory Notice This product is not intended for use on public roads or land. Mechanic's Note: When upgrading to a high-flow exhaust, your engine will run leaner because it’s moving more air. Pro Tip: To prevent overheating and popping on deceleration, you MUST increase your Carburetor Main Jet size. Pair this with a Performance Intake for a complete Stage 1 power upgrade! SKU: 190-35 Vendor: Universal Parts 250cc 172mm 4-stroke, Avanti, Baja, Baja Wilderness 250-U, Baotian, Baron, Bashan, Boreem (BMS), Boss, Bravo, CFMoto, Diamo, Dotera, Eton, Freedom, Honda, Honda Helix (CH250 / CN250), Honda Ruckus 150 (NP150), JM Star Tomahawk II, Kazuma, Kymco, Lifan, Qingqi, Redcat, Roketa, SUNL, SUNL SL250-22, SYM, TGB, Tank, Tank Touring 250T-H, United Motors, United Motors, Matrix 150, Various unlisted makes/models, Vento, Vento Phantom, Verucci, Wildfire, X-Treme, Yamati , YongKang, ZNEN