STG1-2019
2019+ Silverado/Sierra 2.7L Turbomax Stage 1 package
2019+ Silverado/Sierra 2.7L Turbomax Stage 1 package
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2019+ Silverado/Sierra 2.7L TurboMax Stage 1 Performance Package
Unlock airflow and responsiveness with the 2019+ Silverado/Sierra 2.7L TurboMax Stage 1 Performance Package. This upgrade delivers sharper throttle response, improved horsepower, and the aggressive induction sound every TurboMax owner craves.
At the core of the 2.7L Stage 1 package is a premium cold air intake system — your choice of S&B or aFe Power. Both are engineered to outflow the restrictive factory air box, feeding cooler, denser air into the turbocharged engine. The result is crisper throttle response, stronger low-end torque, and a noticeable bump in horsepower while keeping everyday drivability intact.
Features:
- Up to +25 hp / +30 lb-ft torque (fuel grade dependent)
- Increased airflow for sharper throttle response
- Aggressive turbo spool sound and induction tone
- Maintains factory drivability & warranty
- Bolt-on install with OEM fitment
- Choice of S&B or aFe Power cold air intake
Stage 1 is the foundation of our West Bend Dyno Staged Upgrade Path. The Silverado/Sierra 2.7L TurboMax Stage 1 package gives your truck the breathing room it needs today while preparing you for future Stage 2 and Stage 2.5 upgrades.
HP AND TQ GAINS MAY VARY BASED ON VEHICLE AND FUEL GRADE!!!!
Emissions Disclaimer:
This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

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$420.00