LIQUI MOLY Truck Series Complete Diesel System Cleaner is a concentrated additive that rapidly removes performance-robbing deposits from the diesel fuel system, cleaning injectors and the combustion chamber to restore proper atomization and efficiency. Suitable for all diesel engines including common-rail, turbo, and DPF-equipped, and compatible with R99 biodiesel. One 500 mL can treats 30-115 L of fuel. Sold as a case of six 500 mL cans.
Specifications
| Product Line | Truck Series Complete Diesel System Cleaner |
| Type | Diesel injection / fuel-system cleaner |
| Dosage | 500 mL treats 30-115 L; DPF-safe, R99-compatible |
| Size | 500 mL (6 Pack) |
| Part Number | 20252 |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
