Exhaust› Headers, Manifolds and Components

SPELAB

Stainless Steel Exhaust Header

$159.00

SKU: SPES08225

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The SPELAB Exhaust Header is designed for 1994-2004 Chevy S10 models. This performance exhaust header is made of stainless steel with a mirror polish finish and is ISO9001:2000 certified. It offers increased horsepower and an improved exhaust sound.
Show original supplier description
The SPELAB Exhaust Header is engineered to enhance the performance and sound of your 1994-2004 Chevy S10. Constructed from durable stainless steel with a mirror polish finish, this header is built to last and meets ISO9001:2000 certification standards. Its design focuses on improving engine performance by allowing exhaust gases to exit more freely, eliminating the back pressure commonly associated with exhaust manifolds. This header is a direct bolt-on application, meaning no modifications are required for installation, making it a convenient upgrade. Unlike exhaust manifolds made from thick iron that create performance-hindering back pressure, this header utilizes individual tubes for each cylinder to optimize gas flow.
Vehicle Symptoms
  • Rattling noise from engine bay on cold start
  • Decreased fuel economy over time
  • Sluggish acceleration, especially uphill
  • Exhaust smell inside the cabin
  • Check engine light with oxygen sensor codes
Diagnostic Codes
  • P0420 – Cat Sys Efficiency Below Threshold (B1)
  • P0300 – Random or multiple cylinder misfire Det
  • P0171 – FT Malf (B1)
Relevant Conversations
  • Chevy S10 exhaust header upgrade for more power
  • 1999 Chevy S10 P0420 fix with header
  • SPELAB header vs stock exhaust manifold S10
  • How to install SPELAB header on 2001 S10
  • S10 sluggish acceleration exhaust leak symptoms
  • Best performance header for Chevy S10 4.3L
  • P0300 misfire after exhaust manifold replacement S10
  • S10 exhaust system upgrade with high flow cat
  • Chevy S10 exhaust manifold cracked symptoms
  • Will aftermarket header fix P0171 on S10

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandSPELAB
Part NumberSPES08225
CategoryExhaust
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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