Product Description:
Petra HD Oil System Cleaner is an extreme formulation that fights tough carbon deposits, sludge, and varnish. It rids rings of any gum-like substances. This heavy duty formula helps restore the compression of your vehicle’s engine. Suitable for gasoline and diesel engines.
Advantages & Uses:
- Helps dissolve tough sludge and varnish.
- Helps clean rings.
- Helps restore compression.
Features:
- Easy to pour.
- Dissolves hard to remove sludge deposits.
- Cleans varnish build up.
- Formulated to restore fuel economy.






