You pour entire bottle into your gas tank, right before you fill up. Then fill up your vehicle with gas afterwards to top it off and give a good mixture. Then drive like normal.

I have a direct injector system in my Honda ridgeline will it clean it?

Thank you for submitting your question! the product is effective on all gasoline engines including direct injector engines. For any further information please reach out to us on 1-800-383-7323 or email us on customersupport@energizer.com to assist you better. Energizer Consumer Services

Will it work on a boat?

I don't know what kind of fuel you using on your boat but if is the same as the regular fuel we use in the cars you should be good to go. Something you need to do special mixes for small engines so make sure you double check.

Does this clean spark plugs?

Thank you for submitting your question! Yes, the product will clean spark plugs. For any further information please reach out to us on 800-776-1530 or autohelpline@energizer.com to assist you better. STP Consumer Services. Thank you!

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315

Product ID: 256126647

Details

Brand
STP
Item form
Liquid
Material features
Clean
Scent
Unscented
Specific uses for product
Engine

⛽Deep cleans entire fuel system

⚙️Fights engine friction

🛢️Treats up to 35 gallons per bottle

Description

⛽ Unlock your engine’s hidden potential with STP Ultra 5-in-1!

ROUTINE READY - Use every oil change or 4,000 miles to maintain consistent engine health and fuel savings
TRIPLE CLEANING POWER - 3x more cleaning agents than premium gasoline for unmatched fuel system purity
ENGINE LONGEVITY BOOST - Reduces friction to prevent premature engine wear and extend vehicle life
UNIVERSAL COMPATIBILITY - Works seamlessly with turbo, direct inject, hybrid, and cap-less gas systems
PEAK PERFORMANCE RESTORED - Removes harmful deposits to bring back your engine’s original power and efficiency

STP Ultra 5-in-1 Fuel System Cleaner is a powerful 591 ml liquid formula designed to deep clean your entire fuel system, reduce engine friction, remove deposits, inhibit corrosion, and restore peak performance. With 3x the cleaning agents compared to leading premium gasoline, it treats up to 35 gallons per bottle and is compatible with all gasoline engines including turbo, direct inject, and hybrid systems. Ideal for use every oil change or 4,000 miles, it ensures long-term engine health and improved fuel efficiency.

Specifications

ASIN	B07232BTXR
Brand Name	STP
Contains Liquid Contents?	Yes
Customer Reviews	4.3 4.3 out of 5 stars (36)
Global Trade Identification Number	00071153183155, 10071153183152
Included Components	CAN
Item Form	Liquid
Item Type Name	FUEL ADDITIVES
Item Volume	20 Fluid Ounces
Manufacturer	STP
Material Features	Clean
Material Type Free	en_AE
Model Number	18315
Number of Items	1
Part Number	18315
Scent	Unscented
Specific Uses For Product	Engine
Surface Recommendation	Metal
UPC	071153183155
Unit Count	20 Fluid Ounces
Warranty Description	1 year manufacturer

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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