- Improves lubricity
- Reduces Emissions
- Restores performance
STP® High Mileage Diesel Injector Cleaner is designed for vehicles with over 75,000 miles / 120,000km to remove power-robbing deposits from diesel injection systems and provide the extra protection needed for older vehicles.
One treatment of this diesel injector cleaner helps unclog injectors to restore accurate injector spray patterns and lost power, quickly dissolving deposits to improve the engine’s performance and restore lubrication with STP® WEARGUARD technology. The difference will, in most cases, be noticed within 50 miles / 80km.
How it helps:
- Cleans and protects diesel injection systems
- Designed for vehicles over 75,000 miles / 120,000km
- Reduces friction with STP® WEARGUARD technology
- Saves fuel and reduces emissions
Simply add to your fuel tank every 3,000 miles / 4,800 kms.
Usage frequency: Use every 3,000 miles / 4,800kms
Frequently Asked Questions
STP® High Mileage Diesel Injector Cleaner is suitable for all diesel engines including DI, IDI and common rail, and catalytic converters.