7" Aussie S/S Stack Kit Includes;2 Aussie Top Stacks- Length is 120" & You cut off at the bottom what you would like your height to be! 2 Rod Pickett (90 Degree) Elbows- They are 7" on both ends. OR 2 - 58 Degree Peterbilt OEM Elbows that reduce to 5" to go under cab (Y- Pipe NOT Included with OEM Elbows) 7" Y-Pipe that reduces to 5" towards the turbo.7" Clamp Kit that includes; 2- 7" Band Clamps4- 7" Peterbilt Angled Cab Mounts 2- Angled Cab BracketsPack of 8 Bushings**Free Shipping is included in this price.** **In-Store Pickup: takes $300 off of price.** For Bolt, Washer & Nut Kit- USE Part number 'BOLTKIT'For IN-STORE Pick up- Use Coupon 'PICKUP' for discount. *We do have a short 90 Degree for Freightliners/Kenworth's & a Kenworth double bend 44 Degree elbow and also Kenworth and FLD Freightliner Clamp Kits. Call for pricing!* ** If needing different elbows, you MUST leave a comment letting us know or give us a call please! **