Sept. 17-21
Sale Ends Monday!
Two-packs, kits and a sale-exclusive bundle.
10% off everything else with code 'FALL'
Featured Deals
Sale Exclusive Bundle (2x AR6500 40oz + AR6400-D)
AR6400-D deep cleans your fuel system now, then two bottles of AR6500 keep it clean and improve fuel quality for the next 800 gallons. Cheaper per bottle than any other deal!
Free AR6400-D Diesel Fuel System Cleaner
on all orders over $120, deals included.
AR6500 Two-Pack
Put back what the pump leaves out at every fill-up for maximum power, protection and fuel economy in any diesel.
AR6400-D Two-Pack
Concentrated one-tank treatment rapidly restores power & MPG by deep-cleaning the entire fuel system.
AR6300 Two-Pack
❄️ The only product you need in winter. Does everything AR6500 does – plus anti-gel protection.
AR9100 Two-Pack
Upgrade every oil-change for maximum power, protection and extended oil drain intervals.
10% off all non-sale items with code 'FALL'
Good to know
When does the sale end?
Sale ends midnight PT / 3am ET on Monday September 21.
Do I need a code for the deals?
No. The deals on this page are already reduced. Add them to your cart and the sale price is what you pay.
Can I use the code FALL on the deals?
No. Code FALL takes 10% off anything in your cart that's not already reduced.
How do I get the free AR6400-D?
Get your order over $120 and a bottle of AR6400-D drops into your cart on its own. Deals count towards the $120.
What about shipping?
Free shipping on U.S. orders over $40, same as always.
I'm a Subscribe & Save member. Does this affect my subscription?
No. This sale is separate from Subscribe & Save. Your subscription and member pricing carry on as normal.
