Description

Fits

Year	Make	Model	Engine
2016-2022	Chevrolet/GMC	Colorado/Canyon	2.8L LWN Duramax

Note: Includes ZR2 Models

The Stealth STR Turbo is an upgraded direct replacement for your 2016-2022 LWN 2.8L Duramax Colorado or Canyon. This turbocharger features a larger and stronger billet compressor wheel, a custom oversized turbine wheel, and Calibrated Power's exclusive HFV High Flow Vane technology for increased airflow, improved power potential, and excellent drivability.

Designed to fit like a stock OEM turbocharger, the Stealth STR Turbo is a reliable upgrade for failed factory turbos or tuned trucks needing more performance. The oversized Stealth nozzle ring and turbine wheel help the truck get on top of the turbo quickly, while the custom billet compressor wheel supplies 20% more airflow than stock.

Part Number: CPS200121

Supersedes DT1170000020000

Features

20% more airflow than OEM
Can make up to 56% more horsepower than stock
Custom 10-blade billet compressor wheel
Thicker compressor wheel blades help eliminate the OEM blade folding issue
Custom oversized turbine wheel
HFV High Flow Vane technology
Custom vane/nozzle ring assembly
Taller vanes match the larger turbine to provide superior high-load efficiency
Quick-response journal bearing center section

Additional Info

Power Potential

180HP baseline LWN power level
230HP with tuning only
Airflow to support 20% more power than custom tuning alone

Factory Actuator

Utilizes your factory actuator
Actuator is easy to access and can be swapped onto the new STR Turbo with basic tools
Designed as a drop-in replacement with upgraded components to help prevent common stock turbo failures

MAP Sensor Notes

The factory MAP sensor reads up to 29 psi gauge or 45 psi ambient
Custom EFI Live tuning can command about 28 psi in the Sport Tune, depending on altitude and temperature
An upgraded MAP sensor is recommended when targeting peak power and improved driveability
A modified MAP sensor is recommended for daily-driven trucks targeting up to 280HP

Warranty

One Year Limited

Replaces GM Part Numbers

55506040
55486936
5506309
5510314
55486935
55598230
12641882

2016-2022 Duramax 2.8L LWN Engine

2016-2022 2.8L Duramax Stealth Boost Tester Kit - Inlet Adapter (1102F005)

2016-2022 2.8L Duramax LWN Stealth STR Turbocharger (CPS200121)