RZR 4 Performance Parts

Due to EPA regulations, The Factory fuel setting makes the RZR Rich on Bottom and Lean on Top. The DFR Controller comes with a Standard Setting to...

DragonFire Racing has spent the past several years trying to find the perfect balance of performance and reliability for the RZR and RZR S. We have...

DragonFire Polaris Ranger RZR Performance Clutch kit for Standard RZR. Kit comes with replacement springs, weights and Aramid Fiber Belt. The tensile...

Replaces the Factory Air Filter with our Canister style filter. All the same benefits of our Proven Canister Style Race filter, but is now fully...

Polairs 80 MM (Stock Bore) Piston Kit: 12.5:1 compression. 2 Over Valve Pocket Relief

DragonFire Racing Release the RZR Billet Stroker Crank. This is an 800 CC Stock Bore crank. The Crank has been balanced and lightened to sustain the...

Right out of the crate, the Polaris RZR 4 UTV is truly competitive. The 800 EFI engine is night and day faster than any other side-by-side on the...

The MCX Polaris RZR turbo kit is easy to recognize with the intercooler supported on the cage of the vehicle. This allows for plenty of airflow over...

This is canister style intake system, the same found our our race cars in the desert. It is a full replacement for the factory intake system. 80%...

Increase the horsepower of your Polaris RZR with this advanced head design. * Anti-friction coating * 11.2 to 1 and 12.2 to 1 Forged Pistons *...

This fully liquid cooled 84 mm cylinder is machined from billet aluminum and finished with tough nickel silicon carbide plated bores. Put it on top...

Bolt On Horse Power! Take your stock valve lift from .3864 to .4025! Boosting up to +5hp even on a stock motor. The new High Performance Billet...

These push rods are made from heat treated 4130 Chromolly. They are 2 grams lighter than the factory push rods and are designed to hold up to 500...

Dragonfire Racing silicone hose kits are engineered to increase function and style on your UTV or ATV. Manufactured from high-quality silicone,...

This snorkel kit comes with three snorkels which run from your factory air intake, belt intake, and belt exhaust.ﾠ A template is provided for...

Vent Racing 34mm billet intake manifold. This is a USA made 2 piece billet intake manifold bored to a 46mm manifold. These have shown to make an...

The Polaris RZR 46mm billet throttle body allows for more fuel flow, which means more power. Because Vent has created a billet replacement for your...

This is the only 10hp kit on the market for under $1800.00!Every kit comes with a dyno sheet to prove that we are really making that kind of power!...