Kloc Fabrication
1993-1998 GMT400 (C/K1500) 6.5L Diesel Coolant Reservoir
1993-1998 GMT400 (C/K1500) 6.5L Diesel Coolant Reservoir
Tank parts are IN STOCK. We usually have tanks fabricated and shipped very quickly, but please allow 5-8 days for fabrication and shipment.
Couldn't load pickup availability
Exact replacement for your pressurized 6.5L Diesel Coolant Reservoir.
We are the first and only company to offer a direct bolt on replacement reservoir for the 6.5L diesel, no modification required.
Low coolant level sensor included - plugs directly into the OEM harness.
This tank includes the OEM 1" lower fitting to T into the lower radiator hose, and a 1/2" side fitting to connect to the molded radiator bleed hose. The 1/2" side fitting is a swivel hose, intended to work with either OEM hose barb orientation (pointed upwards or outwards) If you need a different hose barb size, please let us know via phone/email.
Has been test fit with all 6.5L air filter housings.
Materials
Materials
- .125" 5052 Aluminum
- Includes (2) M8-1.25 stainless steel bolts and washers for mounting
- Billet Machined 1.1 Bar Pressure Cap
Notes on Material Finish
Notes on Material Finish
Reservoirs will be Natural Aluminum. Natural aluminum reservoirs may have:
- Minor handling scratches and tooling marks
- Slight color variations across panels
- Slight color variations from product photos
- Other minor imperfections
We handle and fabricate these reservoirs with tremendous care to make sure they are as nice and scratch free as possible.
Shipping & Returns
Shipping & Returns
- Free Shipping in the Continental U.S.
- Expedited Shipping available upon request.

Clean, Classy, 100% USA MADE.
Our 6.5L Diesel coolant tanks are the perfect replacement for your OEM reservoir. Direct bolt on in place of the factory plastic reservoir, no modification required.
Features Include:
- Direct bolt on construction with mounting tab to lock into firewall
- Plug and Play Coolant Level Switch
- Pressurized fill cap (1.1 Bar)
- 1" Lower Fitting, Billet Machined
- 1/2" Stainless Steel Swivel Bleed Fitting
- Stainless Steel mounting hardware
- Pressure Tested
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Made In U.S.A.
Tired of living in a disposable world with everything imported from overseas?
So Are We.
100% USA Made.
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Free Shipping
Free Shipping on all orders within the continental U.S.
Expedited shipping available per request.