RS Penrite Pro Series Engine Zinc Boost+, reduces
RS Penrite Pro Series Engine Zinc Boost+, reduces friction and improves engine oil, 500 ml ENGINE ZINC BOOST + is a professional race proven zinc booster additive that reduces friction and improves anti-wear performance of engine oils. › Check Offer Price ENGINE ZINC BOOST + is a professional race proven zinc booster additive that reduces friction and improves anti-wear performance of engine oils. Its advanced technology also helps to maintain the engine oils specifications for fuel economy, performance and longevity. It effectively lifts the zinc levels of the engine oil without increasing the phosphorus levels allowing it to be used...