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FIT System.....
The Ultimate In Chassis Stiffening
For Your Mustang!

Mustang and F150 Custom Auto Parts

At Stifflers Chassis & Suspension, LLC, we offer custom auto parts for Mustangs and F150s. We manufacture high-quality chassis and suspension products. Contact us for more information on our transmission parts.

Great New Products, Take a LOOK!

Stifflers Competition Proven Tshirt

"Stifflers Competition" T-Shirt

MSRP: $30.00

Price: $19.00

"Stifflers Competition" T-Shirt

Stifflers Hang em & Bang em Shirt

"Stifflers Hang em & Bang em" T-Shirt

MSRP: $30.00

Price: $19.00

"Stifflers Hang em & Bang em" T-Shirt

Stifflers Ladies Tank

"Stifflers Ladies Tank

MSRP: $25.00

Price: $13.00

"Stifflers Ladies Tank

"Stifflers Logo" T-Shirt

MSRP: $30.00

Price: $19.00

Stifflers Passion Tagline Hoodie

"Stifflers Passion" Hoodie

Price: $40.00

"Stifflers Passion" Hoodie

Stifflers Race and Repeat Tshirt

"Stifflers Race & Repeat" T-Shirt

MSRP: $30.00

Price: $19.00

"Stifflers Race & Repeat" T-Shirt

Classic Ford Truck 6R80 Transmisson Crossmember Kit - 48-79 Ford Truck

Trans Crossmember - 48-79 F1/F100/F150 (6R80,10R80,MT-82)

Price: $299.95

Trans Crossmember - 48-79 F1/F100/F150 (6R80,10R80,MT-82)

This Stifflers crossmember is a great addition to your classic ford truck!

Classic Ford Truck Transmisson Crossmember Kit - 48-79 Ford Truck

Transmission Crossmember - 48-79 F1/F100/F150

Price: $249.95

Transmission Crossmember - 48-79 F1/F100/F150

This Stifflers crossmember is a great addition to your classic ford truck!

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