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
Select a size

Set of 4 Curved Rampipes Alfa Romeo GTA-Style

Ram Pipes
GTAkelken
9502976176594
Delivery time: In stock and ready to ship

30 mm long FULL-RADIUS bolt-on trumpet for 40mm carburetor FR 4030

Ram Pipes
FR-4030
9506261334713
Delivery time: In stock and ready to ship
Add to cart

50 mm long FULL-RADIUS bolt-on trumpet for 40mm carburetor FR-4050

Ram Pipes
FR-4050
9506262397229
Delivery time: In stock and ready to ship
Add to cart

15 mm long bolt-on trumpet for 40mm carburetor

Ram Pipes
40/15
9501753544915
Delivery time: In stock and ready to ship
Add to cart

25 mm long bolt-on trumpet for 40mm carburetor

Ram Pipes
40/25
9501753647999
Delivery time: In stock and ready to ship
Add to cart

43 mm long bolt-on trumpet for 40mm carburetor 8257

Ram Pipes
8257
9502511373655
Delivery time: In stock and ready to ship
Add to cart

50 mm long bolt-on trumpet for 40mm carburetor

Ram Pipes
40/50
9501754694114
Delivery time: In stock and ready to ship
Add to cart

60 mm long bolt-on trumpet for 40mm carburetor

Ram Pipes
40/60
9502511373655
Delivery time: In stock and ready to ship
Add to cart

60 mm long bolt-on trumpet with gauze for 40 mm carburetor 40/60G

Ram Pipes
40/60G
9502917767256
Delivery time: In stock and ready to ship
Add to cart
Select an option

(18) 16 mm long Slot-In Trumpet for Weber 40 DCOE carburetor W40/16

Weber
W40/16
9506449977572
Delivery time: In stock and ready to ship
Select an option

(18) 26 mm long Slot-In Trumpet for Weber DCOE40 carburetor W40/26

Weber
W40/26
9503379274610
Delivery time: In stock and ready to ship
Select an option

(18) 30 mm long Slot-In Trumpet with Gauze for Weber DCOE40 carburetor W40/30G

Weber
W40/30G
9503379819668
Delivery time: In stock and ready to ship
Select an option

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

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

Stainless Steel Push-fit Mesh Trumpet Gauze for 40 mm Trumpet

Air Filters
G40
9502968598830
Delivery time: In stock and ready to ship
Add to cart

Carburettor Backplate for Alfa Romeo Nord Engines

Ram Pipes
backplatearnord
9505879398438
Delivery time: In stock and ready to ship
Add to cart
!