15+ 1990 GMC K1500 Headers & Manifolds Parts

Headers & Manifolds (15 products)

Stainless Works

Part # CT8898HCATY

Fits All Trims

Stainless Works 1988-98 Chevy/GMC 1500 Headers 1-7/8in Primaries 2-1/2in High-Flow Cats Y-Pipe

$2448.00

Fel-Pro

Part # MS9275B

Fits All Trims

Fel-Pro 69-81 Chevrolet Corvette/67-92 Camaro/70-75 Bel Air Exhaust Manifold Gasket Set

$7.31

Gibson

Part # GP100S

Fits All Trims

Gibson 88-95 Chevrolet C1500 Cheyenne 5.0L 1-1/2in 16 Gauge Performance Header - Stainless

$658.92

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Silver Ctd Cat4Ward Header

JBA

Part # 1840SJS

Fits All Trims

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Silver Ctd Cat4Ward Header

$571.53

Fel-Pro

Part # MS90746

Fits All Trims

Fel-Pro Chevrolet C1500 MS 90746 Exhaust Manifold Gasket Set

$20.80

MAHLE Original Am General Hummer 98-92 Exhaust Manifold Set

Victor Reinz

Part # MS15336

Fits All Trims

MAHLE Original Am General Hummer 98-92 Exhaust Manifold Set

$24.08

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Ti Ctd Cat4Ward Header

JBA

Part # 1830SJT

Fits All Trims

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Ti Ctd Cat4Ward Header

$754.98

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Raw 409SS Cat4Ward Header

JBA

Part # 1840S

Fits All Trims

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Raw 409SS Cat4Ward Header

$448.57

Gibson

Part # GP100S-C

Fits All Trims

Gibson 88-95 Chevrolet C1500 Cheyenne 5.0L 1-1/2in 16 Gauge Performance Header - Ceramic Coated

$798.91

Fel-Pro

Part # MS91587

Fits All Trims

Fel-Pro Chevrolet K2500 MS 91587 Exhaust Manifold Gasket Set

$16.51

MAHLE Original Checker Marathon 82-80 Exhaust Manifold Set

Victor Reinz

Part # MS15251

Fits All Trims

MAHLE Original Checker Marathon 82-80 Exhaust Manifold Set

$11.39

MAHLE Original Avanti II 69-65 Exhaust Manifold Set

Victor Reinz

Part # MS7110X

Fits All Trims

MAHLE Original Avanti II 69-65 Exhaust Manifold Set

$9.82

Fel-Pro

Part # MSB9275B

Fits All Trims

Fel-Pro Chevrolet K1500 MSB 9275 B Exhaust Manifold Gasket Set Bolts Included

$92.63

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Silver Ctd Cat4Ward Header

JBA

Part # 1830SJS

Fits All Trims

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Silver Ctd Cat4Ward Header

$784.58

JBA 92-95 Chevrolet Blazer 5.0L/5.7L w/o A.I.R. 1-1/2in Primary Raw 409SS Cat4Ward Header

JBA

Part # 1830S

Fits All Trims

JBA 92-95 Chevrolet Blazer 5.0L/5.7L w/o A.I.R. 1-1/2in Primary Raw 409SS Cat4Ward Header

$608.89

All 15 products shown

Frequently Asked Questions

Do these parts fit my 1990 GMC K1500?

This page groups parts listed for the 1990 GMC K1500. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What headers & manifolds options are available for my 1990 GMC K1500?

We offer a wide selection of headers & manifolds parts for the 1990 GMC K1500. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1990 GMC K1500?

We carry parts from trusted brands including JBA, Fel-Pro, Victor Reinz, Gibson, and Stainless Works, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1990 GMC K1500 parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1990 GMC K1500 parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1990 GMC K1500(4,352 parts)

1990 GMC K1500(4,352 parts)

Shop by Problem

Other GMC K1500 Years

Headers & Manifolds (15 products)

Stainless Works 1988-98 Chevy/GMC 1500 Headers 1-7/8in Primaries 2-1/2in High-Flow Cats Y-Pipe

Fel-Pro 69-81 Chevrolet Corvette/67-92 Camaro/70-75 Bel Air Exhaust Manifold Gasket Set

Gibson 88-95 Chevrolet C1500 Cheyenne 5.0L 1-1/2in 16 Gauge Performance Header - Stainless

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Silver Ctd Cat4Ward Header

Fel-Pro Chevrolet C1500 MS 90746 Exhaust Manifold Gasket Set

MAHLE Original Am General Hummer 98-92 Exhaust Manifold Set

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Ti Ctd Cat4Ward Header

JBA 88-95 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Raw 409SS Cat4Ward Header

Gibson 88-95 Chevrolet C1500 Cheyenne 5.0L 1-1/2in 16 Gauge Performance Header - Ceramic Coated

Fel-Pro Chevrolet K2500 MS 91587 Exhaust Manifold Gasket Set

MAHLE Original Checker Marathon 82-80 Exhaust Manifold Set

MAHLE Original Avanti II 69-65 Exhaust Manifold Set

Fel-Pro Chevrolet K1500 MSB 9275 B Exhaust Manifold Gasket Set Bolts Included

JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Silver Ctd Cat4Ward Header

JBA 92-95 Chevrolet Blazer 5.0L/5.7L w/o A.I.R. 1-1/2in Primary Raw 409SS Cat4Ward Header

Frequently Asked Questions

Do these parts fit my 1990 GMC K1500?

What headers & manifolds options are available for my 1990 GMC K1500?

What brands make parts for the 1990 GMC K1500?

How fast do 1990 GMC K1500 parts ship?

What warranty do your 1990 GMC K1500 parts come with?