Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
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Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz

366 ratings
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 ozBar s Leaks 1000 Engine Repair Automotive Additive 16 9 oz24 pack Bar s Leaks 1000 Engine Repair Automotive Additive 16 9 oz12 pack Bar s Leaks 1000 Engine Repair Automotive Additive 16 9 oz6 pack Bar s Leaks 1000 Engine Repair Automotive Additive 16 9 oz2 pack Bar s Leaks 1000 Engine Repair Automotive Additive 16 9 oz
Pack SizeSingle

Key item features

  • Performance Restoration: Restores lost compression and power in high mileage engines.
  • Enhanced Horsepower: Increases compression and horsepower for improved engine performance.
  • Leak Prevention: Stops leaks, noise, and smoking in the engine.
  • Friction Modifiers: Contains friction modifiers to reduce wear and tear on engine components.
  • Universal Compatibility: Suitable for all vehicle types and compatible with all engine oils, including petroleum, semi-synthetic, synthetic, and high-mileage formulas.
  • Oil Consumption Reduction: Reduces noise and oil consumption, improving the performance of worn cylinders, rings, bearings, and seals.
  • Convenient Usage: Can be used to top off existing oil when low or added during oil changes.
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Specs

Automotive additive type, High MileageCompatible cars, UniversalProduct net content parent, 16.9 Fluid OuncesSize, 16.9 ozVehicle fitment type, UniversalVehicle type, Car, Bus, Crossover & Minivan, Dirt Bike, Go-Kart, Golf Cart, Light Truck, Motorcycle, Pickup Truck

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About this item

Product details

Bar’s Leaks® High Mileage Engine Repair contains a combination of the best performance additives to repair the most common oil-related problems. Engine Repair restores lost compression and power, reduces noise and oil consumption, while improving the performance of worn cylinders, rings, bearings, and seals. For most vehicles, this is your last chance before paying an expensive repair bill or replacing the vehicle. Engine Repair can be used to top off the existing oil when low, or add a bottle when changing the oil and filter. Compatible with ALL types of engine oils, including petroleum, semi-synthetic, synthetic and high-mileage formulas. vehicle_type- Universal
  • Bar's Leaks 1000 High Mileage Engine Repair Automotive Additive, 16.9 oz
  • Restores Performance
  • Increases Compression and Horsepower
  • Stops Leaks, Noise, and Smoking
  • Friction Modifiers
  • Vehicle Type- Universal
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Automotive additive type

High Mileage

Compatible cars

Universal

Product net content parent

16.9 Fluid Ounces

Size

16.9 oz

Directions

Instructions

. Directions: Pour entire contents of the 2-chamber bottle into engine crankcase at or between oil changes. Do not overfill. Depending on the engine problem, results will either be immediate or noticeable within two days or 100 miles of driving. In engines with seriously damaged components, a second treatment may be required. In this case, it is suggested that the oil and filter be changed and a second application of Engine Repair be added. One bottle treats 4 to 6 quarts of oil.

Safe Handling Instructions

CAUTION: SKIN & EYE IRRITANT.

Warranty

Warranty information

SATISFACTION GUARANTEED If not satisfied, purchase price will be refunded by mail. Send original sales receipt and UPC to: BAR'S PRODUCTS Dept. 207, PO Box 187, Holly, MI 48442

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

Customer ratings & reviews

4.6 out of 5 stars
stars
366 ratings226 reviews
How item rating is calculated
  1. 5 stars78% (286)
  2. 4 stars13% (49)
  3. 3 stars5% (20)
  4. 2 stars1% (2)
  5. 1 star2% (9)

Reviews summary

Pros

  • : Increases power and fuel efficiency in high-mileage vehicles.
  • : Restores power in high mileage vehicles.
  • : Provides good performance at a low cost.
  • : It requires few steps and includes clear instructions.
  • : Helps stop oil leaks and reduces consumption.

Neutral

  • : It reduces leakage on many engines but some units still leak.
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Showing 1-3 of 226 reviews

Oct 16, 2026
Reviewer name: abbynatty
5 out of 5 stars
5 out of 5 stars review

Great Product

I brought this product and blown away with the results

Review from Rislone
Helpful?5FEZTPEVLXWK16794873
Oct 8, 2026
Reviewer name: MaddMATTR
5 out of 5 stars
5 out of 5 stars review

Im impressed

Its not everyday you come along a product thats true to its advertising. Im very pleased with this product and would highly recommend it to the next guy

Review from Rislone
Helpful?5FEZTPEVLXWK16794873
Jan 2, 2026
Reviewer name: BOBBY
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

reasonable price n quick shipping

Helpful?5FEZTPEVLXWK16794873
Current price is $13.7881.5 ¢/fl oz
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