Free shipping sitewide!* View Details

Find an Installer

Support

Track Order

Free shipping sitewide!* View Details

Find an Installer

Support

Track Order

Rough Country

Search products, categories...

Truck & Jeep PartsUTV & ATV PartsLifestyleCustomer BuildsArticles & More

GMC Sierra 3500 HDPerformance Parts

Category Hero: Performance Parts

Shop By Vehicle

Make / Model / Year ...
Select

The Make is not valid for your current vehicle.

Select

The Model is not valid for your current vehicle.

Select

The Year is not valid for your current vehicle.

Performance Parts

Cold Air Intakes
Cold Air Intakes(3)
Brakes
Brakes(2)
Exhaust
Exhaust(2)
Performance Chips & Programmers
Performance Chips & Programmers(5)
Filter Results:12 items
Speedometer Calibrator
Chevy/GMC 2500HD/3500HD (24-26)

1330 reviews

Speedometer Calibrator | Chevy/GMC 2500HD/3500HD (24-26)
$999.95
Cold Air Intake
6.6L | Chevy/GMC 2500HD/3500HD (17-19)

156 reviews

Cold Air Intake | 6.6L | Chevy/GMC 2500HD/3500HD (17-19)

Starting at

$129.95
Configurable
REPLACEMENT FILTER
Multiple Makes & Models (Chevy/Ford/GMC/Jeep/Ram)

8 reviews

REPLACEMENT FILTER | Multiple Makes & Models (Chevy/Ford/GMC/Jeep/Ram)
$49.95
In stock
Speedometer Calibrator
Chevy/GMC 2500HD/3500HD (17-19)

1330 reviews

Speedometer Calibrator | Chevy/GMC 2500HD/3500HD (17-19)

Starting at

$199.95
Configurable
Speedometer Calibrator
Chevy/GMC 1500/2500HD/3500HD/Tahoe/Yukon (07-18 & Classic)

1330 reviews

Speedometer Calibrator | Chevy/GMC 1500/2500HD/3500HD/Tahoe/Yukon (07-18 & Classic)
$259.95
In stock
Caliper Covers
Front and Rear | Red | Chevy/GMC 2500HD/3500HD (20-26)

307 reviews

Caliper Covers | Front and Rear | Red | Chevy/GMC 2500HD/3500HD (20-26)
$199.95
Intake Pre-Filter
478/479/543/550/554/614 | Multiple Makes & Models (Chevy/GMC/Jeep/Ram/Toyota)

14 reviews

Intake Pre-Filter | 478/479/543/550/554/614 | Multiple Makes & Models (Chevy/GMC/Jeep/Ram/Toyota)
$14.95
In stock
Speedometer Calibrator
Inline | Chevy/GMC 2500HD/3500HD (17-19)

1330 reviews

Speedometer Calibrator | Inline | Chevy/GMC 2500HD/3500HD (17-19)
$199.95
2 to 1 OBDII Connector

22 reviews

2 to 1 OBDII Connector
$19.95
In stock
Exhaust Tip
Black | RC Logo | 2.5-3.125 Inch Pipe

196 reviews

Exhaust Tip | Black | RC Logo | 2.5-3.125 Inch Pipe
$59.95
In stock
Caliper Covers
Front and Rear | Red | Chevy/GMC 2500HD/3500HD (11-19)

307 reviews

Caliper Covers | Front and Rear | Red | Chevy/GMC 2500HD/3500HD (11-19)
$149.95
In stock
Exhaust Tip
Black | Red RC Logo | 2.5-3 Inch Pipe Single Inlet | Dual Outlet

196 reviews

Exhaust Tip | Black | Red RC Logo | 2.5-3 Inch Pipe Single Inlet | Dual Outlet
$89.95
In stock

Talk to a Build Expert

Contact Us
  • 1-800-222-7023Offline
  • Email Us
  • Offline
  • Suspension Lift Kits
  • Leveling Lift Kits
  • Off-Road LED Lights
  • Exterior Parts
  • Interior Parts
  • Wheels
  • Tires
  • Steering Stabilizers
  • Performance Parts
  • Winches & Recovery Gear
  • Overlanding Products
  • Latest Products
  • Customer Build Gallery
7am - 7pmMonday-Fri
8am - 5pmSaturday
ClosedSunday
All times US Central Standard Time [CST]

Stay Connected

Rough Country
© 2026 Rough Country. All Rights Reserved.
SitemapTermsPrivacy PolicyPrivacy Choices