Home - Return to Previous Page
Additional Images

STS Turbo Twin Turbocharger System | Holley Performance (STS1003)


Rear - T3 2.5 in. Turbine Inlet Flange - T-31 2.5 in. Turbine Outlet Flange - V-Band - 650 Maximum HP Supported - For 5.0-6.0L Engines

Please Call for Availability


Holley Performance - STS Turbo Twin Turbocharger System P/N STS1003 Features:

  • Can Be Mounted Virtually Anywhere
  • And Is The Foundation Of A Great Turbo System
  • Designed To Spool Quickly
  • And Build Boost At A Low RPM While Offering
  • Power Increases Throughout Your Engines Power Range
  • Oil Cooled Journal Bearing Style Turbocharger
  • Offers An Excellent Value
  • High Nickel Alloy Turbine Housings Along
  • With High Strength Aluminum Compressor Housings
  • Giving You The Ability To Build The Boost You Need

Below is an abbreviated list of applications for the STS Turbo Twin Turbocharger System.


Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.


  • STS1003
  • STS1003
  • 090127065945
  • Holley Performance
  • New

Shipping Information

  • Item Requires Shipping
  • 80.0 lbs.
  • W20.0000” x H20.0000” x L20.0000”

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.