Skip to product information
1 of 4


Duramax Tuner 2017-2019 L5P/L5D Stealth STR Turbo

Duramax Tuner 2017-2019 L5P/L5D Stealth STR Turbo

Regular price $2,549.99 CAD
Regular price Sale price $2,549.99 CAD
Sale Sold out
Shipping calculated at checkout.

L5P / L5D STEALTH STR TURBO (2017-2019)

  • Proven to support up to 625 RWHP with stock emissions

  • Gain +50hp without any tuning installed on the vehicle

  • Works great with box tuners, custom tuning, or without tuning

  • Lower average EGTs and better overall EGT control
  • Built to last with more durable components

  • Lighter rotating assembly than stock
  • Lightning fast spool-up and immediate throttle response

  • Loud turbo whistle from 9-blade turbine

  • Zero surge even when towing heavy loads

  • Brand New Parts - No core charges


There's nothing better than upgrading your parts instead of just replacing them. That's why the Stealth STR is the perfect upgrade for your 2017, 2018, or 2019 Chevy Silverado/ GMC Sierra 2500/3500 L5P Duramax. It combines the affordability of a stock turbo replacement with some of the best upgrades you can get in a drop-in L5P charger. Whether you’re looking for more power or simply a do-it-all kind of turbo with some added durability the STR delivers.


63mm Air Grabber Compressor Wheel

  • Air flow to support 625rwhp (dynojet) with emissions in-tact
  • 7-blade design provides higher airflow than stock
  • 63mm sizing for peak weight to efficiency optimization
  • Lighter wheel design provides unmatched spool-up
  • Recessed "Super Back" design provides added weight reduction
  • Featuring the latest advancements in compressor wheel design
  • Air Grabber technology for even more additional airflow
  • Made out of aerospace-grade billet aluminum
  • Peak boost of 40+psi

65mm High Flow Inconel Turbine Wheel

  • 65mm exducer compared to 62.5mm Stock
  • Noticeable turbo whistle
  • 9-blade design provides higher flow and lower EGTs under load
  • Excellent boost to drive pressure ratio
  • Better durability than stock

Rotating Assembly (Compressor and Turbine Wheels)

  • 6% lighter than the stock rotating assembly
  • Provides lightning fast spool-up
  • Boosts turbo efficiency and lowers drive pressures
  • Precision balanced in-house

Ported Exhaust Housing

  • Larger exhaust port opening to match larger turbine
  • Better exhaust gas flow post-turbine
  • Less back pressure

Stealth Turbo Benefits

  • Absolutely no core charges
  • Brand new parts and accessories
  • Brand new actuators available
  • 1-year warranty on all of our turbos
  • Extended warranties available
  • Live on-site customer support team here to help
View full details

Customer Reviews

Be the first to write a review