Skip to content
Free Local Pickup ● Ship to Your Hometown Store
Pro & Contractor Accounts ● Apply for Net Terms
100,000+ Products ● Trusted American Hardware Brands
FAQ Shipping & Returns Order Lookup Contact Account
Mechanic In A Bottle Gasoline Fuel Treatment 8 oz

Mechanic In A Bottle Gasoline Fuel Treatment 8 oz

Made in America

Support American manufacturers + independent hardware retailers in one purchase.

Mechanic In A Bottle Gasoline Fuel Treatment (8 oz) is a purpose-built additive designed to keep gasoline engines clean, responsive, and running smoothly. This compact 8 oz bottle…

Mechanic In A Bottle MPN 2-008 In Stock & Ready to Ship
Local Price Check i Local stores may price this as low as $8.99. Our online price is $9.99.
$9.99
Includes free shipping on orders over $75 · $8.99 standard below
Delivery in as little as 1–4 business days Order within — for same-day shipping
Cases of 9 · Order in multiples of 9

Sold by the Case · Save 15%

Take $13.50 off your case at checkout

Case of 9 · List Price $89.91
15% OFF with code at checkout $76.41
Use Code at Checkout

This product is packed and shipped from our distribution network as a complete case of 9. Apply casediscount at checkout to take 15% off your order.

Shop Local · Support Independent

Every order helps keep your local hardware store on the corner.

Why we built NHG
You might find it for less locally. Independent retailers often offer competitive pricing — some products are even cheaper in-store than online.
Real expert advice — not search results. Independent hardware staff know their inventory and the local conditions you're working in.
Keep the neighborhood working. Every dollar spent at an independent retailer returns roughly 3x more to your local economy than at a national chain.

About Product Overview

Mechanic In A Bottle Gasoline Fuel Treatment (8 oz) is a purpose-built additive designed to keep gasoline engines clean, responsive, and running smoothly. This compact 8 oz bottle fits neatly in any toolbox and is easy to dose with each fill-up, making it a practical part of your maintenance routine.

What it does

  • Targets and dissolves deposits that slow throttle response and reduce power, helping restore smoother acceleration and consistent performance.
  • Keeps fuel system components clean—injectors, intake valves, and combustion chambers benefit from a detergent action that minimizes buildup over time.
  • Supports reliable starts and steady idle by maintaining proper fuel flow and combustion efficiency, especially in engines that see frequent short trips.
  • Protects against varnish and gum formation, helping fuel stay fresh and your engine running clean between services.

Who should use it

Ideal for drivers seeking consistent performance from their gasoline-powered vehicles and equipment. It’s particularly beneficial for engines with aging fuel systems, vehicles that make lots of short trips, or gear that sits idle for periods. Suitable for most gasoline-powered cars, motorcycles, and small engines—follow the label for dosing guidance tailored to your tank size.

How to use

  1. Shake the bottle well, then add the recommended amount into a full tank of gasoline as directed on the label.
  2. Refill the tank and run the engine to circulate the treatment through the fuel system.
  3. Use regularly as part of routine maintenance to maintain clean internals and steady performance.

Why choose Mechanic In A Bottle Gasoline Fuel Treatment

  • Specialized cleaning formula designed to target deposits without stressing fuel system components.
  • Convenient 8 oz bottle for easy storage and precise dosing with standard fueling practices.
  • Real-world performance focus on smoother starts, more consistent idle, and responsive acceleration as deposits are addressed over time.
  • Versatile across gasoline-powered engines and equipment—no need for multiple products (always follow label directions).

Take control of your fuel quality and protect your engine’s performance with Mechanic In A Bottle Gasoline Fuel Treatment. The 8 oz bottle is ready to live in your garage or trunk for quick, effective maintenance anytime you fuel up.

The Details Specifications

Special Handling Special handling and shipping requirements apply.
Non-Returnable This product cannot be returned. All sales final.
Brand Mechanic In A Bottle
SKU 7639941
UPC 856202002546
Unit 0
Case Pack Quantity 9 per case
Retail Unit Quantity 9
Unit of Measure 0 0
Dimensions (L × W × H) 9 × 9 × 8
Weight 5 lbs
Cubic Feet 0.03906 ft³
Country of Origin USA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab

Ask our counter. Or theirs.

Most hardware stores can do more than you think. If we can't help you, the folks down the street probably can — just ask at the counter.

What we offer
Free Local Pickup Ship to your hometown store
Pro & Gov Accounts Net terms · tax-exempt
Ships Nationwide From our distribution network
Independent Network Real hardware stores
$0.68 of every dollar spent at a local independent business stays in the community. At a national chain, it's about fifteen cents. Civic Economics, multi-city retail studies
Their Counter
Try local first · we'll wait

The stores we send you to are local and independently run — often for generations, the kind of place where someone behind the counter knows the regulars. We don't own them. We just think they deserve the foot traffic. They can put most of what we sell on their next truck. Ask there before you check out here.

Find a local store →
Mon–Fri 6–5 PST
Independent hardware retailer? Join the network →
About our directory. National Hardware Group is an independent retailer and directory. The local stores we list and link to are separately owned and operated — we have no ownership stake in any of them, and most pay us nothing to be included. That includes plenty of stores flying a co-op banner that people don't realize are locally owned and run, not operated by a corporation. Store owners can choose to upgrade their listing for an enhanced presence or pickup features, but the base directory is free, and inclusion is never a paid endorsement.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare