39 in stock
· Tech Fluids
Johnsen's 4688 (Fuel Additive) Octane Booster 12 Oz
SKUJOHNSENS-4688-TRANSFER-790
ID#100568
Retail price
$5.66
$2.99
SAVE 47%
Vehicle-specific part
This part is specific to certain vehicles. We'll verify it fits your car before you buy.
Free verification · VIN or Year / Make / Model
Compatible vehicles (1)
| Make | Model | Years | Engine / Notes |
|---|---|---|---|
| Universal | universal | 1990-2024 | Johnsen's Octane Booster — universal gasoline (performance) |
Authentic part
Direct from supplier
1-year warranty
Full replacement
30-day returns
If unused