The FNA Tite Seal Kit is it; this kit installs easily, seals better, and eliminates the need to adjust your heads to get the intake to seal. It uses two custom clamps and fuel proof silicon hose per port. Can be used on Big Twin or Sporty 48-84, O-ring or rubber band styles. Now after many thousands of leak free miles I am offering this kit to you to solve the leaking intake issues. Available in black only. read our feedback on ebay for honest testimony of this product. Patent pending.