2004 GMC Sierra 3500 Performance Engines

Keep Your 2004 GMC Sierra 3500 in Top Shape with Quality Performance Engines

Whether you’re repairing or upgrading your Performance Engine, using high-quality parts is key to keeping your 2004 GMC Sierra 3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Torque Converters and Performance Engine Coolant Thermostats. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2004 GMC Sierra 3500 Performance Engine at Advance Auto Parts is around $653.42, with a range that starts at $36.99 and goes up to $899.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Ls1 Late Thermostat and TRAVELER CONVERTER start at just $36.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Engine, don’t forget to check out other key components like Performance Oil Filters and Programmers. At Advance Auto Parts, we’re here to help you keep your 2004 GMC Sierra 3500 in peak condition, inside and out.

Essential 2004 GMC Sierra 3500 Performance Engines

B & M – TRAVELER CONVERTER (Part No.70431)

TRAVELER CONVERTER

from

$899.99
Torque Converter – Traveler Converter with 2000 RPM Stall Speed APPLICATION: GM 4L80E The Traveler converter is intended for use in motorhomes, tow vehicles or other heavy duty applications where a slightly higher stall speed is helpful in getting the vehicle moving. The Traveler is also stronger than a stock converter and has been internally modified to provide about 300 rpm more stall speed for help in initial acceleration without sacrificing normal highway operation. It is manufactured to B&M’s exacting tolerances for long life. Provides slightly higher stall speed than stock to improve pulling power at low speeds. Application: GM 4L80E Please download the attached 4L80E torque converter installation tips. New Precision pump drive tube Heavy duty needle bearings Furnace brazed New sprag and rollers in stator Pressure tested Fully balanced.

Product Features:
  • Ideal For Motor Homes
  • Ideal For Towing Applications
  • Precision Pump Drive Tube
  • Heavy Duty Needle Bearings
  • Furnace Brazed
  • New Sprag and Rollers In Stator
  • Pressure Tested
  • Fully Balanced
See More

Mr. Gasket – Ls1 Late Thermostat (Part No.6367)

Ls1 Late Thermostat

from

$36.99
Designed to open at 160 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.

Product Features:
  • Opens sooner than stock at 160 degrees
  • High flow design for performance applications
  • Includes rubber o-ring seal/gasket
  • Incorporates pressure relief valve
See More

Most Popular Performance Torque Converter for 2004 GMC Sierra 3500s

Enhance your 2004 GMC Sierra 3500 with this popular Performance Torque Converter we have in stock, for $899.99.

B & M – TRAVELER CONVERTER (Part No.70431)

TRAVELER CONVERTER

from

$899.99
Torque Converter – Traveler Converter with 2000 RPM Stall Speed APPLICATION: GM 4L80E The Traveler converter is intended for use in motorhomes, tow vehicles or other heavy duty applications where a slightly higher stall speed is helpful in getting the vehicle moving. The Traveler is also stronger than a stock converter and has been internally modified to provide about 300 rpm more stall speed for help in initial acceleration without sacrificing normal highway operation. It is manufactured to B&M’s exacting tolerances for long life. Provides slightly higher stall speed than stock to improve pulling power at low speeds. Application: GM 4L80E Please download the attached 4L80E torque converter installation tips. New Precision pump drive tube Heavy duty needle bearings Furnace brazed New sprag and rollers in stator Pressure tested Fully balanced.

Product Features:
  • Ideal For Motor Homes
  • Ideal For Towing Applications
  • Precision Pump Drive Tube
  • Heavy Duty Needle Bearings
  • Furnace Brazed
  • New Sprag and Rollers In Stator
  • Pressure Tested
  • Fully Balanced
See More

Best-Selling 2004 GMC Sierra 3500 Performance Engine Coolant Thermostat

Upgrade your Sierra 3500 with our best-selling Performance Engine Coolant Thermostat.

Mr. Gasket – Ls1 Late Thermostat (Part No.6367)

Ls1 Late Thermostat

from

$36.99
Designed to open at 160 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.

Product Features:
  • Opens sooner than stock at 160 degrees
  • High flow design for performance applications
  • Includes rubber o-ring seal/gasket
  • Incorporates pressure relief valve
See More

FAQs for 2004 GMC Sierra 3500 Performance Engines

What are the best-selling Performance Engines for 2004 GMC Sierra 3500s?

Out of 2 Performance Engines that fit 2004 GMC Sierra 3500s, the following parts are the top sellers:

What’s the price range for 2004 GMC Sierra 3500 Performance Engines?

The prices of Performance Engines for the 2004 GMC Sierra 3500 range from $36.99 up to $899.99 for the most premium parts.

What is the average price of a Performance Engine for a 2004 GMC Sierra 3500?

The average price for Performance Engines for the 2004 GMC Sierra 3500 is $653.42. Keep in mind the variety of part types within our Performance Engine category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Engines for other GMC Sierra 3500 model years?

Yes, we carry Performance Engines for 5 model years of GMC Sierra 3500s between 2001 and 2007. The following model years are the most popular for Performance Engine purchases: 2007, 2006, 2005, 2003, 2002, and 2001.

What are the cheapest Performance Engines for my 2004 GMC Sierra 3500?

The cheapest 2004 GMC Sierra 3500 Performance Engines we carry are:

Does Advance Auto Parts sell Performance Engines for any other 2004 GMC models?

What types of Performance Engines do you sell for my 2004 GMC Sierra 3500?

As of 11/2/25, these are some of the most in-demand types of Performance Engines for a 2004 GMC Sierra 3500:

Can I get help with 2004 GMC Sierra 3500 Performance Engine orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Performance Engines and more.

What is your return policy for GMC Sierra 3500 Performance Engines?

Advance Auto Parts keeps returns simple. For new GMC Sierra 3500 Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.