Engine Performance

Cylinder Works HC Piston Top End Jug Kit Polaris RZR XP Turbo/S/R/Pro S/ProXp

Complete Cylinder works Topend kit. This is standard compression and standard bore size Replacement Topend option  for the polaris Turbo, Turbo S , Turbo R and Pro Xp models. Cylinder Works is a renowned brand . We here at ATU have utilized this...

Polaris TurboR/Pro S/ProXP (2021+) Stage 2 ATU Power Bandz Clutch Kit w Lifetime Belt+Clutch Warranty

Includes lifetime belt+clutch warranty SNYPR ADJUSTABILITY INCLUDED Gain 8-9 MPH in 300 feet on a stock machine  Gain top speed over the stock clutching.  Much better power transfer than the stock clutching Springs hold much better...

Polaris TurboR/Pro S/ProXP (2021+) Stage 2 ATU Power Bandz Clutch Kit w 3 Year Belt Warranty+Lifetime Clutch

Includes 3 year belt warranty and lifetime clutch SNYPR ADJUSTABILITY INCLUDED Gain 8-9 MPH in 300 feet on a stock machine  Gain top speed over the stock clutching.  Much better power transfer than the stock clutching Springs hold much...

Stainless Steel RZR PRO XP / TURBO R / Pro S FULL SYSTEM

The Trinity Racing Stage 5 Exhaust is an exceptional aftermarket exhaust system designed to enhance the performance of your vehicle. With the recent upgrade, this version features stainless steel mufflers, making it even more durable and reliable...

Bikeman Performance Polaris TURBO R / PRO S / PRO XP OEM REPLACEMENT TURBO

Bolt-on oem replacement for 2016-2021 Polaris RZR XP and TURBO S, no modifications required to fit; lighter turbine vs OEM less turbo lag compaired to stock because of lighter turbine custom CNC milled turbine Longer Turbo life with billet wheel as...

O2 - Cap - M18

18mm x 1.50 - O2 Bung

The O2 Weld-In Bungs from HMF work specifically for our high-end exhaust systems These bungs are made from Stainless Steel and fit standard bosch O2 sensors.  Fitting Bung, Weld-In Oxygen Sensor Stainless Steel 18mm

18mm - 12mm O2 Bung Adapter

Made from high-quality stainless steel, this bung adapter screws into an 18mm bung for use with some 12mm narrow-band O2 sensors.  Outside thread is M18x1.5 and the inside thread is M12x1.25. Go from 18mm to 12mm bung size Outside Thread: M18...

12mm x 1.25 O2 Bung Cap

The 12mm O2 Cap from HMF works when using an O2 simulator and the O2 port on the pipe needs closed.  The  12mm O2 Cap is plated and has a 12mm x 1.25 Thread size. Oxygen Sensor Cap Plated 6mm Allen 12mm x 1.25 Thread...