BTRcarcustoms Promo Codes for October 2026

Selected fuel injectors and fuel pumps are 8% off. Optimize your engine's fuel delivery.

Upgrade your shifting experience with 7% off short throw shifters. Enjoy quicker gear changes.

Performance brake pads are available starting at $45. Upgrade your stopping power with these options.

Celebrate Father's Day with 10% off racing seats. Find comfortable and supportive seating options.

A selection of boost gauges and wideband sensors are priced under $99. Monitor key engine parameters.

Selected aftermarket steering wheels and shift knobs are 10% off. Customize your car's interior.

All orders totaling over $150 qualify for free standard shipping. No minimum item count is required.

Certain carbon fiber hoods are marked down by 15% for seasonal clearance. Lightweight and stylish upgrades.

Purchase coilovers and sway bars together to get 18% off the combined price. This applies to specific models.

Certain aftermarket wheel sets are discounted by up to 15%. Browse various styles and finishes.

During the holiday sale, select lowering springs and adjustable struts are 12% off. Improve your car's handling.

Save 10% on radiator hoses and high flow catalytic converters. Improve engine cooling and exhaust flow.

A range of performance tires are available starting at $85. Improve grip and handling on the road.

Active and veteran military personnel receive 10% off their purchases. Verification is required at checkout.

First responders are eligible for a 10% discount on all items. Provide valid ID for verification.

Save 10% on turbo blankets, blow off valves, and wastegates. Boost your forced induction system.

Selected performance exhaust systems are discounted by 15%. Choose from cat-back and axle-back options.

During tax refund season, intercoolers are 15% off. Maximize your engine's cooling efficiency.

Find performance air intakes including cold air and short ram styles. Prices begin from $120.