If my car is at about 120k miles and my tank is 12 or 13 gallons and I never used these before… how many should I put in?

One bottle when add gas to full tank.

Does it clean injectors

It says it cleans the entire fuel system including the injectors. We use it in all our vehicles amd we are happy with the performance. Continues use, you will see much better results.

84 k20 Does it work with a carburetor

As far as I know it is okay on a vehicle with a carburetor. I googled it just to see and it said yes.

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🚗 Drive cleaner, drive stronger — fuel your journey with Lucas!

PROTECT PROLONG - Keep your fuel injectors and pumps running longer with superior lubrication technology.
BULK PACK ADVANTAGE - 12-pack convenience ensures your vehicle maintenance stays consistent and hassle-free.
POWER UP YOUR DRIVE - Maximize engine performance by burning excess exhaust emissions for a smoother, more powerful ride.
FUEL SMARTER NOT HARDER - Enhance your MPG and save at the pump with every tank treated.
CLEAN CLEAR FUEL SYSTEM - Eliminate deposits and neutralize low sulfur fuel issues to maintain peak engine health.

Lucas Upper Cylinder Lubricant & Fuel Injector Cleaner (5.25 oz., 12-pack) is a premium fuel system additive designed to boost engine power, improve fuel economy, and extend the life of fuel pumps and injectors by cleaning and lubricating critical components while neutralizing low sulfur fuel effects.

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TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

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Brand	Lucas Oil
Item Weight	4.4 pounds
Package Dimensions	9.37 x 7.28 x 5.16 inches
Item model number	10020-12PK
Is Discontinued By Manufacturer	No
Manufacturer Part Number	YHM319

Lucas Upper Cylinder Lubricant & Fuel Injector Cleaner (5.25 oz.)-12 Pack

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