Compare K&W Stop Leak Solutions

FiberLock®
Head Gasket & Block Repair

Permanent Head Gasket & Block Repair
with Nanotechnology

Block Seal
Permanent Metallic™ Block & Radiator Seal

Super Turbo™
Engine Oil Stop Leak

Steer-X®
Power Steering Stop Leak

Trans-X®
Automatic Transmission Stop Leak & Tune Up

Instant Cooling System Stop Leak

Permanent
Repair
Repair
Difficulty

DIY Skill Level: Easy

DIY Skill Level: Medium

DIY Skill Level: Medium

DIY Skill Level: Easy

DIY Skill Level: Easy

DIY Skill Level: Easy

DIY Skill Level: Easy
Pour & Go
Formula
Nano
Technology
Time to
Complete


30 Minute Repair


2 Hours
+ Sit for 12hrs


2 Hours
+ Sit for 24hrs


10 Minute Repair


10 Minute Repair


10 Minute Repair


10 Minute Repair

Estimated
Cost
$30-$40
$20-$26
$9-$12
$8-$11
$10-$13
$7-$10
$13-$16
Estimated
Savings
$800 to $1500
$800 to $1500
$800 to $1500
$60 to $1500
$50 to $100
$100 to $1500
Guarantee

Double Money Back Guarantee

Double Money Back Guarantee

Money Back Guarantee

Double Money Back Guarantee

Money Back Guarantee

Double Money Back Guarantee

Double Money Back Guarantee

*Repair estimates will vary depending on the type of vehicle