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1990 GMC S15
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit1990 GMC S15 Change Vehicle

Flowtech®
1990 GMC S15 - Shorty Headers

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$266.35
$327.00Save: $60.65(19%)
Manufacturer #11578FLT
Guaranteed to Fit1990 GMC S15 Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
1990 GMC S15
High Sierra
6 Cyl 2.8L
LS Swap
1990 GMC S15
Sierra Classic
4 Cyl 2.5L
LS Swap
1990 GMC S15
Sierra Classic
6 Cyl 4.3L
LS Swap
1990 GMC S15
Sierra Classic
6 Cyl 2.8L
LS Swap
1990 GMC S15
High Sierra
6 Cyl 4.3L
LS Swap
1990 GMC S15
Base
4 Cyl 2.5L
LS Swap
1990 GMC S15
Base
6 Cyl 4.3L
LS Swap
1990 GMC S15
High Sierra
4 Cyl 2.5L
LS Swap
1990 GMC S15
Base
6 Cyl 2.8L
LS Swap

Highlights

Part:
Headers
Brand:
Flowtech
Emissions:
46-State Legal (Cannot ship to CA, CO, NY or ME)
Series:
LS Swap Series
Header Style:
Shorty
Primary Tube Diameter:
1 5/8 in. Primary Tube
Color Finish:
Natural
Quantity Sold:
Kit
Warranty:
90-day Flowtech warranty
Prop 65 Warning:

Warning SymbolWARNING: 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.

Head Flange Thickness:
3/8 in. Thick Head Flange
Material:
Made of Stainless Steel
Fitnotes:
LS Swap

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1982 GMC S15
Sierra Grande
4 Cyl 1.9L
LS Swap
1982 GMC S15
Sierra Grande
6 Cyl 2.8L
LS Swap
1982-1985 Chevrolet S10
Base
4 Cyl 1.9L
LS Swap
1982-1985 Chevrolet S10
Durango
4 Cyl 1.9L
LS Swap
1982-1985 Chevrolet S10
Sport
4 Cyl 1.9L
LS Swap
Page 1 of 17 | Showing 1 - 5 of 81 results

Product Information

FLOWTECH LS SWAP SERIES HEADERS

Expect a more powerful torque, horsepower, and excellent fuel efficiency with Flowtech LS Swap Series headers. They are innovated to provide a precise fitment for your vehicle with their mandrel-bent tubing design. They are also offered in both natural and polished finishes to suit your style.

  • Includes mounting hardware and top-grade quality gaskets
  • Built to fit your vehicle specific perfectly
  • Precisely engineered using the latest technology in the market
  • Coated in an extraordinary heat resistant paint for a stealthier display
  • Mandrel-formed for a more powerful performance
  • Provides superior power and enhanced fuel efficiency

Flowtech, since 1994, concentrates on high-performance exhaust components that will improve the power and sound of your engine.

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.

Product Q&A

0
Is this for the 4.3 s10 2wd?MiltonDec 31, 2023
Best Answer:Hi Milton, thank you for reaching out. This product fits several Chevrolet S10 with a 4.3-liter engine 2-wheel-drive model. Kindly call our parts team at 1-866-529-0412 and provide the complete vehicle information. We'll be more than glad to help you verify the fitment of this product. Hope to hear from you soon.
Aldrin P.STAFFDec 31, 2023
0
can i keep my cats if i install these?Isaiah S.May 11, 2022
Best Answer:Hi Isaiah, I'm pleased to assist you. Yes, you definitely can. Click on the link below to order at 10% off the regular price today while supplies last. I hope this is helpful. Enjoy shopping at <a href="http://Carparts.com!" target="_blank">Carparts.com!</a> <a href="https://www.carparts.com/headers/flowtech/f3111578flt?can=CPGG4850_20220511" target="_blank">https://www.carparts.com/headers/flowtech/f3111578flt?can=CPGG4850_20220511</a>
Grace G.STAFFMay 11, 2022