DESCRIPTION

All-billet STM Tuner Secondary with a finned design to increase airflow and help reduce belt and clutch temperatures. STM's triple-roller design improves belt grip, smooths and speeds up/back shifts, and enhances engine braking.

• All-billet construction
• Finned secondary for increased airflow and lower temps
• Triple-roller for consistent shifts and improved belt grip
• Includes secondary spring and helix; hardware kit included
• Additional spring rates and helix angles available directly through STM

All EVP STM Tuners ship fully assembled with a secondary spring and helix spec'd to EVP's calibrations. For best results use with EVP-Spec TAPP Primary Clutch Calibrations: AVAILABLE HERE.

FITMENT

2021 Polaris RZR XP Turbo & Turbo S Models
2021-'22 Polaris RZR Pro XP Models
2022+ Polaris RZR Turbo R Models

STM WARRANTY

Seller warrants products for 90 days from the original purchase date. Seller's sole remedies are repair, replacement, or refund at Seller's option. Buyer must notify Seller in writing during the Warranty Period.

Buyer pays shipping to Seller; Seller pays return shipping to Buyer. Liability under this warranty is reduced if:

1. The product is not maintained per Seller or manufacturer specs.
2. Failure or damage results from improper handling, storage, installation, maintenance, removal, modification, or repair.
3. The non-conformity is caused by casualty, abuse, or improper use.
4. The product is altered other than by Seller or without Seller's written approval.
5. The product is installed, used, or configured outside the intended application or location.
6. The product is used or connected with third-party goods or software not designated by Seller.
7. Failure results from a design or specification supplied by Buyer; electrical components and normal wear are not warranted.

Primary and secondary clutches with a material or manufacturing defect will be replaced at no charge within 90 days. Racing applications void warranty. Warranty claims require return in original packaging. A $75.00 inspection fee applies.

Seller will determine, at its sole discretion, the cause of failures and premature wear. Buyer is responsible for shipping the alleged failed component to Seller for inspection. Warranty does not apply to vehicles altered from original equipment design. Electrical components (e.g., switches, ignition coils, CDI boxes, chips, regulators) are not covered and cannot be returned once installed or powered.

All warranty claims are handled directly by Seller. Obtain return authorization before returning product. Removal, reinstallation, pickup, and delivery costs are the Buyer's responsibility. Retail customers must provide proof of purchase within 90 days. ALL RETURNS FOR WARRANTY MUST BE PRE-APPROVED WITH AN RETURN AUTHORIZATION NUMBER DISPLAYED ON THE BOX. PRODUCT MUST BE RECEIVED WITHIN 10 DAYS OF DATE RETURN AUTHORIZATION IS ISSUED.

Manufactured by Evolution Powersports. Official specs and resources: EvoPowersports.com.

Product Disclaimers | Installation Instructions | Terms and Conditions