HHP Sales, Promotions & Coupon Codes
At HHP, we know you love to save on the best parts for your car from the best HEMI shop on the planet, so we're making sure you know all about our current promotions and offers.
Want MORE Savings? Check Out These Programs:
- Join Our FREE VIP List! CLICK HERE
- Military, Veteran, or First Responder? CLICK HERE
- Interested in Our B2B Wholesale Program? CLICK HERE
- PCM UNLOCK COMBO DEALS: Buy any DiabloSport or HP Tuners handheld and SAVE on PCM unlocks and bypass cables, or buy a PCM unlock or bypass cable and SAVE on a Trinity tuner - just add everything to your cart to see the lower combo pricing!
- HHP flash sales comin' in hot! Save with a new deal every week when you use the code!
SAVE ON START END HOW TO GET IT AWE exhausts May 6 May 9 add to cart DiabloSport May 6 May 10 prices as listed Nick Williams throttle bodies May 11 May 17 use code: TBODY HHP 426 BOHEMI Short Block Stroker May 18 May 24 use code: HEMITH Memorial Day: Save SITEWIDE! May 22 May 25 add to cart Save on 10 Big Brands June 1 June 30 prices as listed Disc Brakes Australia June 8 June 14 use code: DBA2026
- Overstock Parts, Full Category - Additional Add-To-Cart discounts will automatically apply to all parts in this category.