2003 GMC Sierra 1500 Performance Engines

Essential 2003 GMC Sierra 1500 Performance Engines

Spectre – Throttle Body Injection Spacer (Part No.11251)

Throttle Body Injection Spacer

from

$87.99
Manufactured from high quality machine finished aluminum, Spectre’s Throttle Body Spacers are engineered to improve engine performance. By providing added volume to the intake manifold and directing air through a tapered internal constriction, this spacer utilizes the Venturi effect to increase the speed of air flowing into your intake manifold. Spectre has designed a number of kits to fit a wide range of specific applications. Each kit includes the necessary gaskets and hardware to bolt directly to the factory components, making installation quick and easy.

Product Features:
  • Includes the necessary gaskets and hardware to bolt directly to the factory components
  • Each kit is designed for the applications listed
  • Manufactured from high quality machine finished aluminum
  • Can be installed in less than an hour using common hand tools with no drilling or cutting required
  • Simple to install
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B & M – Holeshot 2400 (Part No.70441)

Holeshot 2400

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$709.99
Holeshot 2400 for GM 1998 to 2002 4L60E Camaro and Firebird with an LS1 engine Application: GM 1998 to 2002 4L60E Camaro and Firebird with LS1 A higher than stock stall speed as delivered by the Holeshot converter will provide several advantages and benef

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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B & M – Tork Master 2400 (Part No.70418)

Tork Master 2400

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$429.99
Torque Converter – Tork Master 2400 for GM 1993 to 1996 TH700R4 (30 spline) 1984 to 1993 and 4L60E (30 spline) APPLICATION: Tork Master 2400 for GM 1993 to 1996 TH700R4 (30 spline) 1984 to 1993 and 4L60E (30 spline) The Tork Master is B&M’s lowest cost pe

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
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B & M – Torque Converter, Holeshot 2000 (Part No.70417)

Torque Converter, Holeshot 2000

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$544.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, new turbine hub and dual pattern drive lugs on some GM Holeshots.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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2003 GMC Sierra 1500 Performance Engines

Maybe you’re in the middle of a full rebuild of that 2003 GMC Sierra 1500. Maybe you just need a couple of Performance Engines. Either way, Advance Auto Parts has 2 different Performance Engines in our inventory ranging from $87.99 to $709.99. That means you can find the exact parts or products you need to keep that 2003 GMC Sierra 1500 running smoothly.

Performance Engines are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 2003 GMC Sierra 1500. Spectre and B & M are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Performance Engines for your 2003 GMC Sierra 1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Performance Engines to keep your 2003 GMC Sierra 1500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Performance Engines Brands To Make Your 2003 GMC Sierra 1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 1500 demands trusted brand parts and products to keep it running. Many trusted brands of Performance Engines make up Advance Auto Parts’ inventory, and all are ready to help make your Sierra 1500 the best it can be. Be sure to browse some of our top Performance Engines brands and parts.

Popular Spectre Performance Engines

We carry Spectre parts in our stock across Performance Throttle Body Spacers categories, plus more. For a 2003 GMC Sierra 1500, our most popular Spectre Performance Engines include:
Throttle Body Injection Spacer
from $87.99
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Throttle Body Injection Spacer
Performance Throttle Body Spacers