Engine & Oil Additives

2 engine & oil additives from Liqui Moly, Lubegard, Hot Shot's Secret and more.

Recommended Engine & Oil Additives

Bar's Leaks

16.9 oz

+Designed for high mileage engines

+Comes in a 16.9 oz bottle

+Sold as a 1-pack

No price recorded yet.

Rislone

16.9 oz

+Engine treatment for maximum performance

+Comes in a 16.9 ounce bottle

No price recorded yet.

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.