Sinister Diesel Coupons & Promo Codes
sinisterdiesel.com
3 Discount & Promo Codes November 2025
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Sinister Diesel coupon codes
- All [ 3 ]
- Coupons [ 3 ]
- Offers [ 0 ]
- Sitewide [ 0 ]
- Freeshipping [ 0 ]
$250
save
save
code
free hat with your order on orders $250+ store-wide at sinisterdiesel.com w/code.
621
Get Code
12%
off
off
code
get 12% off (site-wide) at sinisterdiesel.com w/promo code
412
Get Code
10%
off
off
code
10% off cold air intakes on select items at sinister diesel.
L21
Get Code
Sinister Diesel Expired Coupons
| Description | Code | Status |
|---|---|---|
| get 5% off (sitewide). members only. | PURPLE5 | Expired |
| get 5% off (sitewide). limited to members. | 6OHHASHLEY5 | Expired |
| get an extra 5% off (sitewide) at sinisterdiesel.com w/promo code | PARADISE5 | Expired |
| get 5% off store-wide. members only. w/code. | CART5 | Expired |
| get $25 off sinister diesel 320 amp at sinister diesel w/promo code w/coupon code | SD316 | Expired |
| 15% off parts w/code | SD3321 | Expired |
| 10% off orders $400+ sinister products at sinisterdiesel.com w/coupon code w/coupon code. | CUMMINSGAL10 | Expired |
| 5% off (sitewide) at sinisterdiesel.com w/promo code | MCHICK5 | Expired |
| get 12% off on all sinister brand parts. exclusions: members vip. w/promo code w/coupon code. | MEMORIAL12 | Expired |
| get an extra 10% off on all sinister brand parts at sinisterdiesel.com w/code | MEMORIAL10 | Expired |
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