Fleece Performance
Fleece Performance 03-18 Cummins Coolant Bypass Service Kit FPE-CLNTBYPS-CUMMINS-SER-KIT
Fleece Performance 03-18 Cummins Coolant Bypass Service Kit FPE-CLNTBYPS-CUMMINS-SER-KIT
Part number: 1QLVK
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Cummins Coolant Bypass Service Kit FPE-CLNTBYPS-CUMMINS-SER-KIT by Fleece Performance. Fresh fluids at the right intervals prevent most wear-related failures.
Specifications
- Brand: Fleece Performance
- Part type: Fluid
- Model years: 2003–2018
Fitment
This listing does not name specific vehicles. Match the part number and the specifications with the part you are replacing.
What it does
Using the right type and spec matters more than the brand name on the bottle. The right fluid or chemical for the job protects parts and keeps systems working the way they were designed to.
Installation & tips
- Check your owner's manual for the exact type and spec before you buy.
- Filter: Change the filter with the fluid.
- Use a service manual for your vehicle for torque specs and procedures, and keep the old part until the new one is fitted.
FAQ
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
What should I check before ordering?
Compare the part number, specifications and fitment on this page with your vehicle and with the part you are replacing.
Before you order
- Measure the part you are replacing and compare it with the specifications above.

Fleece Performance fluid or chemical: what to know
Using the right type and spec matters more than the brand name on the bottle.
Fitment notes
- Specs, lead time and warranty come from Fleece Performance and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- Filter. Change the filter with the fluid.
More for your car: Oil & fluids
Questions about fluid or chemical
Will this fit my car?
Which type does my car need?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.