Flow Design adjustable rear spat winglets will bolt directly onto their Mustang S550 FM rear spats thanks to the pre-pressed in threaded brass fittings on the rear spats. Fitting kit is provided to ensure perfect fitment and can be adjusted to your liking. Adjustments can be made anywhere between 5mm-20mm on each side increasing the overall width up to 40mm!

Kit Includes: 

  • Mustang S550 FM adjustable rear winglets (pair)
  • 2 Flow Designs sticker
  • Fitting kit



 Product Features:

  • 4.5mm thick textured ABS 
  • Scratch resistant textured ABS plastic
Brand Flow Designs

Be The First To Review This Product!

Help other Mustang Motorsport users shop smarter by writing reviews for products you have purchased.

Write a product review

Others Also Bought

More From This Category