40 mm Trumpets and Velocity Stacks

40 mm Trumpets and Velocity Stacks
40 mm Trumpets and Velocity Stacks

Known the world over under various names such as Velocity Stacks, Air Horns, Trumpets or Ram Pipes they allow you to "tune" you engine in a relatively simple way and on this page you will find our current offerings.

We will, in general, refer to them as "Trumpets" and for an overview of all available versions, please see our overall Trumpets page which you can find HERE.

On this page, you will find trumpets for 40 mm carburettors, both in Bolt-On and in Slot-In versions.

Unsure if these will suit your carburettors? Then please see the individual description where we will explain to the best of our knowledge how these trumpets can be used.

Still unsure? Then please feel free to contact us. Please provide as much information as you can, preferably with photographs attached.
Our Contact Page can be found HERE.

Should you NOT see an "Add to cart" button with a product on this page here, then please click on the "More details" button as it indicates that there are choices to be made, for example regarding versions or sizes.
How to order and selected a size or version.
These choices are further explained on the page that opens after you click the "More details" button.

Please contact us by email if the part that you are looking for is not listed yet as there's a good chance that we can help you anyway.
Also feel free to contact us if you require more information or have other questions.

40 mm Trumpets and Velocity Stacks

15 mm long bolt-on trumpet for 40mm carburetors

Ram Pipes
40/15
9501753544915
Availability: In stock and ready to ship
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BACK IN STOCK !

25 mm long bolt-on trumpet for 40mm carburetors

Ram Pipes
40/25
9501753647999
Availability: In stock and ready to ship
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43 mm long bolt-on trumpet for 40mm carburetors

Ram Pipes
8257
9502511373655
Availability: In stock and ready to ship
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50 mm long bolt-on trumpet for 40mm carburetors

Ram Pipes
40/50
9501754694114
Availability: In stock and ready to ship
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60 mm long bolt-on trumpet for 40mm carburetors

Ram Pipes
40/60
9502511373655
Availability: In stock and ready to ship
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(18) 26 mm long Slot-In Trumpet for Weber DCOE40 carburetors W40/26

Weber
W40/26
9503379274610
Availability: In stock and ready to ship

(18) 30 mm long Slot-In Trumpet with Gauze for Weber DCOE40 carburetors

Weber
W40/30G
9503379819668
Availability: In stock and ready to ship

(18) 60 mm long Slot-In Trumpet with Gauze for Weber DCOE40 carburetors W40/60G

Weber
W40/60G
9503381482287
Availability: In stock and ready to ship

Stainless Steel Push-fit Mesh Trumpet Gauzes for 40 mm Trumpets

Air Filters
G40
9502968598830
Availability: In stock and ready to ship
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