Transmission X-Brace

Additional Information

Transmission Crossmember for 79-93 Mustangs with LS or SBC engine swap with T56, TH400, or 2004R transmission.

Part Type

Transmission Crossmember

Product Overview

When swapping a GM engine into a Mustang, these GM transmission crossmembers are required to bolt in the transmission. Polyurethane transmission mount and all necessary mounting hardware included. Made in the USA.

• Easy, bolt-in installation
• High quality fit and finish
• Made in the USA
• Perfect solution when swapping a GM engine into your Mustang

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Transmission Crossmember, SBC or LS Engine Swap, Steel, Black Powdercoated, Ford, Each

QA1 transmission crossmembers provide an easy bolt-in option to simplify a transmission swap and even give you more space for your performance exhaust. When swapping a GM engine into a Mustang, for instance, GM transmission crossmembers are required to bolt in the transmission. Unless otherwise noted, a polyurethane transmission mount and mounting hardware are included. Order the model designed to fit your application.