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Speed Engineering

True Dual X-Pipe Exhaust System

$629.99 $299.99 Save $330.00

SKU: 25-1006-99

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In Stock
Ships by Aug 31
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$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Speed Engineering 25-1006-99 is a true dual X-pipe exhaust system. It is constructed from 304 stainless steel with mandrel-bent tubing and tig-welded construction. This system is designed for V8 engines, specifically 4.8L, 5.3L, 6.0L, and 6.2L.
Show original supplier description
The Speed Engineering True Dual X-Pipe System is constructed from 304 stainless steel, featuring mandrel-bent 3" tubing and tig-welded joints for enhanced durability and performance. Key features include a true dual X-pipe configuration, 3" stainless band clamps, and the option for a wideband O2 bung. It is engineered exclusively for V8 engines, specifically covering 4.8L, 5.3L, 6.0L, and 6.2L displacements. Vehicle applications include 1999-2019 Chevrolet and GMC Trucks (both 2WD and 4WD) equipped with the specified V8 engines. It is also compatible with 4, 6, and 8-speed automatic transmissions. Important Note: This exhaust system is exclusively designed to be used with Speed Engineering's 1 3/4" and 1 7/8" truck longtube headers and is not compatible with any factory exhaust components. Additionally, this is a RACE ONLY product intended solely for competition use and may not be legally used on public roads or highways.

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

BrandSpeed Engineering
Part Number25-1006-99
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.

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