Leak-Free Rear Welsh Plug for 4BT and 6BT Cummins

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Description

Leak-Free Rear Welsh Plug for 4BT and 6BT CumminsLeak Free Rear Welsh (Freeze) Plug for 4BT & 6BT Cummins The factory rear welsh plug is a common failure point on Cummins engines, especially in high performance, towing, and heavy duty applications. Increased boost and cylinder pressures can cause factory plugs to leak or blow out, leading to coolant loss, downtime, and expensive repairs. The EPC Leak Free Rear Welsh (Freeze) Plug is engineered to provide a permanent solution. Precision machined from

While others stick to one-piece covers or six individual caps

Supplied in raw mild steel

Break away from the ordinary with the SplitSix — EPC’s exclusive 3-piece rocker cover system for the legendary 6BT Cummins

O-ring seal

Premium Build Quality: Crafted for optimal performance with a smooth

and hard wheeling — this package takes our proven 6BT conversion platform and pushes it to the next level with over 300HP and 1000NM of reliable

#CumminsCruiser #80SeriesSwap #105SeriesSwap #6BTSwap #LandCruiserBuild #EPCConversions

The EPC Leak-Free Rear Welsh (Freeze) Plug is engineered to provide a permanent solution

Drive Belt Type: Serpentine

The “Garbo” spec includes:

✅ Added M8 threads for EPC solid heater lines (ETA August 2026)

Aesthetic & Functional: Designed to perform and look incredible under the hood

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Shipping Notes

Free Standard Shipping on $100+ Orders to the USA.
Except Preorder products are shipped in 48 hours.
Delivery to the USA:

Standard Shipping : 3-10 business days

If time is of the essence, please consider selecting expedited delivery for faster service.

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