Coupons

Information

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All official coupons sent out, with the exception of monthly newsletters and special FaceBook groups, will be posted here for your use. Coupon codes are only valid through the listed dates and cannot be extended or combined with other coupons.

10 OFF

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Discounts will AUTOMATICALLY apply on the following items:

• All Warranty Killer Performance branded products

Active from 12/19/2022 till 01/06/2023

15 OFF

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Discounts will AUTOMATICALLY apply on the following items:

• Most tuning products
• Clutch Technical Support

Active from 12/19/2022 till 01/06/2023

5 OFF MAP

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Use code LOVEDYNO during checkout on the following items:

• All DynoJet products

Active from 12/16/2022 till 12/31/2022

50 OFF

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When buying any engine rebuild kit, use code BIGSAVE during checkout on the following items:

• All Big Bore Kits

Active from 12/09/2022 till 12/31/2022

15 OFF

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Discounts will AUTOMATICALLY apply on the following items:

• All Gift Cards

Active from 12/19/2022 till 01/06/2023