Fuel System Cleaners

Fuel System CleanersSpending a little money now on preventive maintenance can save you big bucks down the road. Protect your engine with fuel system cleaners, valve cleaners, injector cleaners, catalytic converter cleaners, intake cleaners, and other cleaners. We carry the best names in fuel system additives and cleaners such as STP, Chevron Techron, Gumout, Lubegard and 3M.
Cataclean® Catalytic Converter & Fuel System Cleaner (16 oz)
Cataclean Catalytic Converter & Fuel System Cleaner (16 oz) Plus Water Bottle Combo
Cataclean® Catalytic Converter & Fuel System Cleaner (16 oz) - 3 Pack
Cataclean® Catalytic Converter & Fuel System Cleaner (16 oz) - 6 Pack
4 Reviews
Prevents fouling of your catalytic converter, removes existing deposits & increases fuel efficiency
Our Price: $30.99
Sale Price: $28.99
You Save: $2.00
Comes with 2 Cataclean fuel system cleaners & a FREE 24 oz. aluminum water bottle
Our Price: $55.95
Sale Price: $49.95
You Save: $6.00
Prevents fouling of your catalytic converter, removes existing deposits & increases fuel efficiency
Our Price: $83.85
Prevents fouling of your catalytic converter, removes existing deposits & increases fuel efficiency
Our Price: $166.50
Cataclean Exhaust & Fuel System Cleaner (3 Liter)
Cataclean Exhaust & Fuel System Cleaner (5 Liter)
Cataclean Diesel Fuel & Exhaust System Cleaner (16 oz)
Lubegard Fuel System Booster (16 oz.)
Prevents fouling of your catalytic converter, removes existing deposits & increases fuel efficiency. Treats up to 30 gallons
Our Price: $40.95
Sale Price: $36.95
You Save: $4.00
Prevents fouling of your catalytic converter, removes existing deposits & increases fuel efficiency
Our Price: $54.95
Sale Price: $49.95
You Save: $5.00
Reduces hydrocarbon emissions and helps maintain proper engine operation
Our Price: $26.95
Can be used with gasoline or diesel engines
Our Price: $10.49, 2/$19.70, 12/$123.00
Chevron Techron Fuel System Cleaner (12 oz.)
Chevron Techron Fuel System Cleaner-6 Pack (12 oz.)
Chevron Techron Fuel System Cleaner (20 oz.)
Chevron Techron Fuel System Cleaner-6 Pack (20 oz.)
6 Reviews
Our Price: $9.99
Sale Price: $8.49, 2/$16.50, 3/$24.27
You Save: $1.50
Our Price: $54.95
Sale Price: $44.95
You Save: $10.00
9 Reviews
Our Price: $12.95
Our Price: $69.90
Lucas High Mileage Fuel Treatment (5.25 oz)
Lucas Complete Engine Treatment Cleaner & Lubricator (16 oz)
Lucas Deep Clean Fuel System Cleaner (16 oz.)
Lucas Complete Fuel System Renewal Kit
Causes fuel to burn more completely for fewer emissions and more MPG
Our Price: $8.99
Sale Price: $6.99, 2/$13.30, 24/$128.40
You Save: $2.00
Cleans and lubricates all components from the fuel tank to the cylinders, in both gas & diesel engines
Our Price: $8.99, 12/$89.40
1 Review
Our Price: $11.95
Sale Price: $9.95, 2/$19.90, 12/$105.00
You Save: $2.00
Contains 1 bottle of Lucas Deep Clean Fuel System Cleaner & 3 bottles of Lucas Upper Cylinder Lubricant and Injector Cleaner
Our Price: $21.95
Sale Price: $19.95, 2/$37.90
You Save: $2.00
Blue Devil Fuel System Cleaner (16 oz)
Blue Devil Fuel System Cleaner (16 oz) - 6 Pack
Star Tron Enzyme Fuel Treatment (8 oz)
Star Tron Concentrated Enzyme Fuel Treatment (8 oz)
Removes fuel deposits while increasing vehicle performance
Our Price: $19.95
Sale Price: $17.95
You Save: $2.00
Removes fuel deposits while increasing vehicle performance
Our Price: $105.00
Stabilizes fuel for up to two years and helps rejuvenate old fuel
Our Price: $7.99, 2/$14.98
Increases fuel economy and makes your engine start easier, and run smoother
Our Price: $11.95
Star Tron Concentrated Enzyme Fuel Treatment (16 oz)
Sea Foam Engine Intake Cleaner Spray (12 oz.)
Sea Foam Engine Treatment (16 oz.)
Sea Foam Engine Treatment (1 Gal.)
Increases fuel economy and makes your engine start easier, and run smoother
Our Price: $17.95
Our Price: $9.49, 12/$102.60
Our Price: $9.95, 2/$18.90, 6/$53.94, 12/$102.60
1 Review
Our Price: $62.95
Sale Price: $59.95
You Save: $3.00
Lubro-Moly Valve Clean (150 ML)
Lubro-Moly Jectron Fuel Injection Cleaner (300 ML)
ZMax Total Engine Treatment Kit
Red Line SI-1 Complete Fuel System Cleaner (15 oz.)
Our Price: $7.95, 2/$15.10
1 Review
Our Price: $8.49, 2/$15.98
2 Reviews
Includes 12 oz. bottle of Fuel Treatment & 12 oz. bottle of Engine Treatment
Our Price: $37.95
Sale Price: $34.95
You Save: $3.00
Our Price: $13.95
Marine Formula STA-BIL Ethanol Treatment & Stabilizer (8 oz.)
Marine Formula STA-BIL Ethanol Treatment & Stabilizer (32 oz.)
3M Universal Fuel System Cleaner (12 oz.)
3M Complete Fuel System Cleaner (16 oz.)
Our Price: $14.99
Sale Price: $12.99
You Save: $2.00
1 Review
Our Price: $32.99
Sale Price: $29.99
You Save: $3.00
1 Review
Advanced fuel system cleaner for any car
Our Price: $24.95
Sale Price: $22.95
You Save: $2.00
Cleans intake valves and combustion chambers in one tank of gas
Our Price: $10.95
Sale Price: $9.95
You Save: $1.00
3M Fuel Injection Cleaner (16 oz.)
3M Universal Aerosol Fuel Injector Cleaner (10 oz)
3M Aerosol Throttle Plate and Intake Cleaner
Johnsen's Carb, Choke & Air Intake Cleaner (10 oz) - 12 Pack
Cleans fuel injectors and removes deposits from system in one tank of gas
Our Price: $9.95
Sale Price: $8.99, 2/$17.98
You Save: $0.96
Quickly remove deposits from fuel injector and improve efficiency
Our Price: $24.95
Sale Price: $18.95, 2/$37.90
You Save: $6.00
Instantly clean coated and uncoated throttle plates
Our Price: $5.99, 2/$11.98
Cleans your carburetor and air intake!
Our Price: $33.00
Johnsen's Penetrating Oil Spray - 12 Pack (10 oz)
CRC Industries Intake Valve Cleaner - 11 Oz
CRC Throttle Body & Air Intake Cleaner (12 Oz)
CRC Guaranteed To Pass Emissions Test Formula (12 oz.)
Is a lubricant and penetrant
Our Price: $33.48
Dissolves baked-on carbon deposits
Our Price: $14.95
Cleans gum and varnish from the throttle valves and throttle body
Our Price: $5.99, 2/$11.78, 12/$57.48
Our Price: $13.95, 2/$27.50, 12/$141.60
Gumout Concentrated Fuel Injector Cleaner (5.5 oz.)
Gunk Fuel Injector & Carburetor Cleaner (12 oz.)
STP Super Concentrated Fuel Injector Cleaner (5.25 oz.)
STP Fuel Injector & Carburetor Cleaner (5.25 oz.)
Our Price: $4.29
1 Review
Our Price: $2.79
Our Price: $3.29, 12/$34.80
Our Price: $2.59, 2/$4.90
Catalytic Converter Cleaner (16 oz.)
Catalytic Converter Cleaner (16 oz.) - 3 Pack
Catalytic Converter Cleaner (16 oz.) - 6 Pack
Lucas Upper Cylinder Lubricant and Fuel Injector Cleaner (1 Quart)
Our Price: $10.95, 2/$19.90
Our Price: $29.85
Our Price: $53.70
4 Reviews
Our Price: $10.99, 2/$18.90, 12/$101.40
Lucas Upper Cylinder Lubricant and Fuel Injector Cleaner (5.25 oz.)
CRC Diesel Fuel Injector Cleaner Plus (12 oz.)
CRC Stor & Go Ethanol Fuel Treatment & Stabilizer (8 oz)
Restore Fuel System Restorer (16 oz.)
1 Review
Our Price: $4.99
Sale Price: $3.99, 6/$22.74, 12/$45.48, 24/$85.20
You Save: $1.00
1 Review
Our Price: $8.99, 2/$17.58
Protects all gas powered 2 and 4 cycle engines from the harmful effects of ethanol
Our Price: $7.97
Our Price: $9.95
CRC Mass Air Flow Sensor Cleaner (11 oz.)
1 Review
Safely cleans and protects MAF Sensors
Our Price: $9.95, 2/$18.38, 12/$94.20
  • "Easy ordering process. Great discount coupons. Happy customer." (5/8/21)

    -
  • "Ordering from Auto Barn was very easy." (5/7/21)

    -
  • "Auto Barn had the exact color I needed at a great price that knocks the competition out." (5/5/21)

    -
  • "Found what I needed quickly." (4/30/21)

    -
Read All Testimonials