This page offers some tips on installing the DynaFlex truck stacks from Airflow Systems. Order the four inch OD (outside diameter) diameter version, approximately 36 inches in length …

Jan 1, 2020 · For these truck stacks, they are all 16gauge (0.060") unless they specify otherwise. That results in an ID that will fit snugly over your OEM muffler can. On your muffler cans, …

Jan 1, 2020 · Now, here's a question. I'm planning on replacing the covers with 36" straight cut stacks. I know Airflo has been the preferred brand of choice, but has anyone used Power …

Jan 19, 2011 · Valkyrie Riders Cruiser Club > General > General Board > Truck Stacks ? ... Topic: Truck Stacks ? (Read 491 times) Mase. Member Posts: 81 # 518. Truck Stacks ? « on: …

Feb 7, 2008 · Valkyrie Riders Forum - Truck stack mod - O.K. guys heres the deal, finally traded my cobras for a set of stock exhaust. However I have a 99 I/S the pipes I traded for are for a …

The stacks shown here are chromed carbon steel, cut after being chromed. This depends on perfect chrome - that won't peel if you cut it. Illustrated here, is how to cut and install stacks …

Oct 2, 2014 · If your going to add Velocity Stacks to your Valkyrie, you'll want to check out bigBF's very detailed "pictorial" installation instructions... (wouldn't have wanted to do the install …

Apply some anti-seize to the inside of one end of a truck stack and slide it on over the exhaust unit. You want the stack to but up flush against the front heat shield that covers the headers. …

Mar 12, 2015 · The truck stacks will need to be 4" OD. I have AirFlo on my bike...straight cuts...36" long. Below is a how to from Shoptalk on how to install the truck stacks over your …

Aug 6, 2022 · As many of you know, truck stacks have been used by Valkyrie owners for years. I was wondering if any 1800 owners have done the mod or if they would even make a size to …