{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}

Retrieve Cart

Track order

File a Return

Need Help? Call Us1-866-529-0412

Auto Body Parts & Mirrors

Headlights & Lighting

Engine & Drivetrain

Brakes, Suspension & Steering

Interior

Exterior

Tools & Garage

Wheels & Tires

Price Match Guarantee

60-Day Returns

Lifetime Replacement

Price Match Guarantee

60-Day Returns

Lifetime Replacement

Guaranteed to Fit2003 GMC Sierra 2500 Change Vehicle

BBK®
2003 GMC Sierra 2500 - Shorty Headers

Tap image and pinch to zoom.

$549.99

$599.99Save: $50.00(8%)

Manufacturer #40060

Guaranteed to Fit2003 GMC Sierra 2500 Change Vehicle

Qty:

Your Vehicle Fit Details

Vehicle Name

Submodel

Engine

Fitment Information

2003 GMC Sierra 2500

SLE

8 Cyl 6.0L

2003 GMC Sierra 2500

Base

8 Cyl 6.0L

2003 GMC Sierra 2500

SLT

8 Cyl 6.0L

2003 GMC Sierra 2500

8 Cyl 6.0L

Highlights

Part:

Headers

Brand:

BBK

Emissions:

50-State Legal

Series:

Performance Replacement Series

Header Style:

Shorty

Primary Tube Diameter:

1.75 in. Primary Tube

Color Finish:

Silver Ceramic Coated

Collector Diameter:

3 in. Collector

Quantity Sold:

Kit

Warranty:

1-year BBK limited warranty

Prop 65 Warning:

WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Collector Attachment Style:

Flange

Design:

4-1

EO Number:

D-245-18

Head Flange Thickness:

3/8 in. Thick Head Flange

Includes:

With Gaskets and Bolts/Studs

Material:

Made of Steel

Port Shape:

Round Port

Primary Tube Gauge:

14 Gauge

Vehicle Fitment Information

Vehicle Name

Submodel

Engine

Fitment Information

1999-2002 GMC Sierra 2500

8 Cyl 6.0L

1999-2004 Chevrolet Silverado 2500

Base

8 Cyl 6.0L

1999-2004 Chevrolet Silverado 2500

8 Cyl 6.0L

1999-2004 Chevrolet Silverado 2500

8 Cyl 6.0L

1999-2004 GMC Sierra 2500

SLE

8 Cyl 6.0L

Page 1 of 11 | Showing 1 - 5 of 53 results

Product Information

BBK HEADERS

You can get a substantial increase in true horsepower – up to 23 extra to be more precise – by getting a BBK header in there to optimize your vehicle’s air flow. Aftermarket performance leader BBK specializes in throttle bodies, cold air intake systems and headers and is recognized worldwide for its adjustable clutch quadrant kits.

Designed to replace the factory exhaust manifold
Makes as much as 23 more horsepower
Premium fully-machined mandrel-bent tubing
Bolt-on style for easy installation
Designed and made in America
Streamlines air flow
Comes in polished chrome or flat finish
Laser-cut flanges are meant to prevent heat distortion

Need help?Call our product expert1-866-529-0412

Chat with us

Mondays - Sundays7am - 11pm ET | 4am - 8pm PT

Warranty Policy

Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.

Shipping Policy

We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.

Easy Return Policy

We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.