DEBOSS GARAGE
Cummins Swaps, Car Repairs, Classic Restoration
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Latest Video

All our Build Ups, as they happen, all in one place.

HE221W TURBO: 3.9L Cummins 4BT in an '04 Tahoe (Part 12)

Part 12: We're back with a new update on the Tahoe! Filthy Rich finally gets his Holset HE221w Turbo so he can try to get some more boost out of this beast.

00:06 Holset HE221w Series Turbo
02:59 Turbo Assembly Overview
05:42 Priming The Turbo
06:43 Boost Test
07:11 Turbo Test Drive
09:50 0-80km/hr Test 1
10:30 0-80km/hr Test 2