Fix-It Fuel - Premixed 16oz.

Fix-It Fuel Premixed 16oz is a ready-to-use fuel additive and octane booster engineered for mechanics and automotive enthusiasts tackling fuel system problems on the track or in the shop. Whether you're diagnosing a hesitant carburetor, cleaning injector deposits, or preparing a modified engine for a dyno session, this VP Racing formula eliminates the guesswork of mixing ratios and saves valuable shop time. The premixed 16oz bottle delivers consistent performance across single applications or multiple smaller fuel systems without waste.

VP Racing's Fix-It Fuel works by combining premium detergents with a robust octane package to stabilize combustion in engines running modified ignition timing, higher boost pressures, or nitrous oxide systems. The formula dissolves varnish buildup in fuel lines and carburetors while preventing vapor lock in high-heat underhood environments—critical for forced-induction and naturally aspirated builds alike. Its premixed composition ensures precise additive concentration every time, eliminating calculation errors that plague bulk mixing and guaranteeing consistent results across different fuel grades and engine configurations.

This product is ideal for street-driven performance vehicles, vintage carbureted engines, and competition fuel systems where fuel quality cannot be guaranteed at every pump. Restoration technicians and weekend racers benefit most from the 16oz bottle format—large enough to treat multiple fuel tanks or single high-displacement engines, yet compact enough to store on any workbench. Simply pour directly into the fuel tank before filling to address lean stumble, pre-ignition knock, or cold-start hesitation typical in modified powerplants. Compatible with gasoline engines using carburetor or fuel injection systems, Fix-It Fuel integrates seamlessly into existing fuel management strategies without requiring system modifications.