Stilo Indy Aero Kit SKU: S YA0674 $99.00 Quantity discounts available QuantityPrice (0) No Reviews yet Quantity -+ Add to Shopping Cart Details Fits both ST4 and ST5 Stilo helmets. Spoilers offer more stability and slight downforce. Drivers in open cockpit cars may benefit from so... DetailsBackDetailsFits both ST4 and ST5 Stilo helmets. Spoilers offer more stability and slight downforce. Drivers in open cockpit cars may benefit from some additional aerodynamic add-ons to their Stilo helmets. All pieces are made of clear plastic, and adhere with double-sided adhesive tape.See MoreSee Less Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review