Bar's Leaks
Bar's Leaks 4780 8oz Rislone Diesel Def Treatment
- SKU:
- 21644471
- MPN:
- 4780
- Availability:
- Usually ships the same or next business day. In stock at our PA warehouse.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 08/12/2026 10:11:16 PM PST
Bulk discount rates
Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 2 | and pay only $18.29 each 18.29 |
| Buy 3 | and pay only $16.71 each 16.71 |
| Buy 4 | and pay only $15.79 each 15.79 |
| Buy 5 or above | and pay only $14.91 each 14.91 |
- Stock Update:
- 08/12/2026 10:11:16 PM PST
Description
This item is brand-new, factory sealed.
Rislone 4780 Diesel Exhaust Fluid (DEF) Treatment, 8 oz, 1-Pack | Treats 8 DEF Gallons, Prevents Fluid Crystallization, Improves Performance, Protects Hardware Components- RISLONE DIESEL DEF TREATMENT is an anti- crystallization solution that is used every time filling the DEF / AdBlue tank.
- Improves diesel exhaust fluid and avoids costly SCR / DEF system repairs; protects the tank, pump, heater, sender, lines, injector and mixer.
- Regular use every time refilling the DEF / AdBlue tank works to prevent the white crystallization deposits from occurring.
- Works with all UREA AdBlue DEF diesel exhaust fluids and will not void manufacturers new vehicle warranty.
- Excellent for diesel vehicles driven regularly at slow speeds, low loads, short durations or make frequent stops as these are more prone to having the problem of crystallization deposit build up in the SCR system.
- Manufacturer: ?Bar's Products
- Brand: ?Rislone
- Model: ?DEF Treatment
- Item Weight: ?10 ounces
- Package Dimensions: ?6.26 x 3.58 x 1.57 inches
- Item model number: ?4780
- Manufacturer Part Number: ?4780
Accumulation of harmful white crystalline deposits within the Selective Catalytic Reduction (SCR) Diesel Exhaust Fluid (DEF) system can lead to expensive repairs. It is important to take all possible measures to prevent their formation. Beyond the financial burden, these deposits can reduce engine performance, increase fuel consumption, and potentially render the vehicle or machinery inoperative. RISLONE DIESEL DEF TREATMENT is an anti- crystallization solution that is used every time filling the DEF / AdBlue tank. INSTRUCTIONS: Measure required amount per dosage chart below and pour directly into DEF tank or into DEF bottle / cube when refilling tank. Light Truck or Mid-Size to Large SUV4 ounces; Car or Small SUV2 ounces; Medium and Heavy Duty Diesel Trucks8 ounces Equipment & Machinery8 ounces per every 10 gallons; Cube (2-1/2 gallon)2 ounces. Only add to DEF or AdBlue Fluid, do not add to diesel fuel.
Warranty Information