About Us
H&S Performance specializes in advanced diesel engine tuning products designed to boost the performance of trucks such as Dodge Cummins, Ford Powerstroke, and Chevy/GMC Duramax. Our products include high-quality tuners like the XRT Pro and Mini Maxx, which enable diesel owners to increase horsepower by up to 250HP, monitor engine parameters with digital gauges, and seamlessly integrate aftermarket turbo kits without triggering error codes. We also offer full exhaust systems, EGR and DEF delete kits, and all-in-one tuning solutions tailored for various diesel truck models including Jeep Ecodiesel, Nissan Titan, and Mercedes Sprinter. With easy online ordering, worldwide shipping, and dedicated 24/7 customer support, H&S Performance ensures customers receive top-tier service and premium aftermarket parts. Join our community to gain performance insights, educational resources, and exclusive discounts. Elevate your diesel truck's power and efficiency with H&S Performance—the trusted name for diesel tuning and upgrades.
How to Apply
How to apply H&S Performance coupon before it expires?
Step 1: Pick an active code from this page and click “GET CODE” – it copies instantly.
Step 2: Add your items to cart on the H&S Performance site.
Step 3: Enter the code in the promo box at checkout and hit “Apply” before the deal ends!
Frequently Asked Questions
What conditions are required to get free shipping for H&S Performance order?
The condition for getting H&S Performance free shipping is described on the offer description. If the value of your order is at least equal to the required value, you can enjoy free shipping.
How to get H&S Performance free shipping offer?
Check H&S Performance coupons at Greatsreview86 to find a deal of free shipping. Learn the condition for using the offer to make sure your order can meet it.
Can a H&S Performance coupon code be added later if I forget to apply it at checkout?
No, it can’t. If you forget to apply a H&S Performance coupon code at checkout, you cannot do it later. The only way not to miss it is to redeem it to another order.
Why does the H&S Performance coupon apply only to certain brands or products?
Merchants often limit codes to specific collections. Read the code terms to check eligible items.
Do H&S Performance coupons expire at midnight or earlier?
Some coupons expire at a set time zone or after reaching usage limits. It’s best to use them as soon as possible.
How to know if an item of H&S Performance is eligible for a coupon?
Each option of H&S Performance coupons or deals comes with a detailed description for eligible items and the discount rate. Pick the right choice for your order.
Do H&S Performance promo codes work for international orders?
It depends on the merchant. Some codes are region-specific, so always verify the eligibility in your location.