Also Read: Top 7 Wiper Blades For Elite I20.
7 Top Rated Fuel System Cleaners for High Mileage
Details & Features
Sale1 
Gumout 800002231 Carb and Choke Cleaner, 14 oz.
- Helps overcome hard starting, rough idling, stalling, and high exhaust emissions
- Quickly removes deposits from the inside and outside of the carburetor to improve engine performance and fuel economy
- Cleans gum, varnish, and dirt from clogged carburetors and choke valves
- Effectively cleans unpainted metal parts and is quick drying
2 
Castrol Edge 5W-30 Advanced Full Synthetic Motor Oil, 5 Quarts
- 3X stronger against viscosity breakdown than leading full synthetic, based on Kurt Orbahn test in 5W-30 grade
- 10X better high temperature performance, as measured in Sequence IIIH engine test vs. API SP test limit
- 6X better wear protection
- 1.4X better sludge protection, as measured in Sequence VH engine test vs. API SP test limit
- Meets ILSAC GF-6 to prevent low speed pre ignition (LSPI) and timing chain wear protection
Sale3 
Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze Bottle (HSSEDT16ZS)
- Take Care Of Your Engine With An Every-Tank Solution For Better Performance And Health
- Boosts Cetane Up To 7 Points For Better Fuel Economy And Maintenance
- Adds Lubricity To Protect Fuel System Including Pump And Injectors
- Prevents Rust And Corrosion, Disperses Moisture And Adds Stability To Fuel
4 
Sea Foam SF-16-2PK Motor Treatment Multi-Use, 16 Ounce, Pack of 2, 16. Fluid_Ounces
- Dissolves and clean fuel deposits and sticky residues from gas and diesel fuel injectors, carburetors, and combustion chambers
- Package dimensions :5.0" L x5.0" W x8.25" H
- Does NOT have harsh detergent or abrasive chemicals that can harm your engine
- Country of origin :United States
Sale5 
Valvoline High Mileage with MaxLife Technology 5W-30 Synthetic Blend Motor Oil 5 Quart
- MAXLIFE TECHNOLOGY PREVENTS engine breakdown with 40% better wear protection than the industry standard
- REFRESH AGING SEALS AND PREVENT LEAKS with seal conditioners
- REDUCE SLUDGE, DEPOSITS, CORROSION, AND RUST with added detergents – keep motors clean inside
- ENHANCED FRICTION PERFORMANCE HELPS MAXIMIZE POWER with advanced friction-fighting agents
- MEETS OR EXCEEDS ALL REQUIREMENTS of ILSAC GF-6A, API SP, API SN with SN PLUS, API SN
6 
Liqui Moly 2037 Pro-Line Engine Flush
- Easy way to clean and flush the oil systems of gasoline and diesel engines
- Gentle and rapid cleaning
- Neutral to seals and other materials installed in the engine
- Compatible with catalytic converters
- Simple to use
Sale7 
Dura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. oz, (PN: HL-402409)
- PERFORMANCE. Add to your vehicle anytime to help fuel systems and engine performance.
- RECOMMENDATION. Use before replacing catalytic converter.
- SHIELD. Protects catalytic system from harmful oil and maintains catalytic efficiency.
- REDUCTION. Reduces phosphorus and zinc retention levels at catalyst inlet.
- SAVING. Help increase fuel economy, fit type: universal fit work on all engines.