Performance Parts

Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights. Unlike traditional round weights, these uniquely shaped sliders allow the var...

Upgrade your stopping confidence with NCY Performance Front Brake Pads. Featuring a high-friction Grade GG compound, these pads deliver immediate i...

RDLN Performance Sport Exhaust - Genuine RoughHouse & Rattler 50 Unlock the true potential of your 2-stroke engine with the RDLN Performance S...

The Prima Performance shock tool includes a shock spanner wrench and a 43 mm top spacer (for P/PX 150 VSX model Vespa and Genuine Stella 2T scooters).

Upgrade your scooter's electrical system with the NCY Performance Voltage Regulator Rectifier. Engineered to outperform restrictive factory units, ...

Upgrade your CVT with the NCY Performance Variator Inner Pulley — a precision-machined drop-in replacement for the Honda Ruckus and Metropolitan. L...

NCY Copper & fiber exhaust gasket.Designed for use with GY6 big-bore cylinder/head kits.Specifications: Exhaust Port Inner Diameter: 29.8mm Exh...

Precision Tuning: NCY 20x12 High-Performance Roller WeightsOptimize your CVT's power delivery with NCY Performance Roller Weights. Engineered for r...

RDLN stainless steel performance exhaust for CSC go, go MAX, Bella Classic, Nitro Sport, and Pug 50cc scooters, and other 4-stroke 50cc 139QMB-base...

Eliminate high-RPM misfires and improve cold-start reliability with the NCY Performance Ignition Coil. Often referred to as a "Super Coil," this un...

Eliminate the Mid-Range Bog: NCY Super Transmission SetThe NCY Super Transmission Set is the gold standard for Yamaha 2-stroke (2T) tuning. This co...

NCY compression spring for 50cc 139QMB engines. Available in 1k, 1.5k, and 2k rpms.Compression springs do a couple of things. First they supply the...

The NCY 81cc Aluminum Performance Cylinder Head is a direct upgrade for 50cc 139QMB-based engines. Pair it with NCY's 81cc Cylinder Kit to push pas...

Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights. Unlike traditional round weights, these uniquely shaped sliders allow the var...

Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights. Unlike traditional round weights, these uniquely shaped sliders allow the var...

Give that 4 stroke 50 a boost with this NCY Performance Kit. An easy upgrade that includes a stainless NCY exhaust, and the NCY performance transmi...

The NCY GY6 Performance Kit is one of the best kits to deliver quicker acceleration, higher top speeds, and smoother operation of bikes with 125cc ...

Same as the Stage 1 with the addition of the Malossi 70cc cylinder kit. A complete overhaul for your Buddy! Gives you more on the top and bottom en...

Superior Stopping Power: NCY Blue Series Grooved Brake ShoesUpgrade your rear braking performance with NCY High-Performance Grooved Brake Shoes. En...

Upgrade your valve train with the NCY Performance Valve Spring Set, engineered for Genuine Buddy 125–170 scooters and all 2-valve GY6 QMJ/QMI/QMK c...

Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights. Unlike traditional round weights, these uniquely shaped sliders allow the var...

Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights. Unlike traditional round weights, these uniquely shaped sliders allow the var...

NCY Performance brake pads provide greater stopping power under high heat and hard braking without sacrificing low speed performance. These fit ...

Standard starters often struggle to turn over engines with increased displacement. The RDLN High Performance Starter Motor is engineered to deliver...