Prolong’s Diesel Injector Cleaner is said to remove gum, deposits and sludge build-up from fuel injectors, restoring a full spray pattern in TDI and TDCI engines, allowing for quick starts and smooth, efficient vehicle operation. It should be used when the vehicle starts misfiring, running rough or getting poor gas mileage.
Prolong Super Lubricants also produces a wide range of chemicals and car-care products, including engine, fuel and transmission additives; chassis and wheel lubricants; and vinyl and leather protectants.
MSRP: $19.99
800-540-5823, www.prolong.com