![](https://www.rrd-preparation.com/1686-large_default/tulip-venturi-improvement-adapter-dellorto-o32mm-threaded-x-o40mm-for-phbg.jpg)
Reference: 484132
Air filter foam TEKNIX single layer 30X21cm (to cut)
Air filter foam teknix to cut, size 30X21cm.
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Here is a very interesting product for owners of PHBG carburetors who want to improve their performance. This accessories will allow you to pass your air inlet diameter (tulip) from Ø30mm to a Ø38mm with anti-slip lip of Ø40mm. This article mounts on all PHBG carburetors from 15 to 22mm.
Provided that your PHBG is threaded at the air inlet to be able to fix this tulip. This will therefore improve the venturi effect and allow you to install the large intake horn or air box Ø40mm.
Reference: 484132
Air filter foam teknix to cut, size 30X21cm.
Reference: 114010Z
MARCHALD FILTERS foam air filter for motorcycle VALENTINI RACING 50
Reference: 328087
Small discreet filter of good quality with several colors available to best adapt it to your machine.
Reference: S410000200010
A competition filter with expanded foam that allows a large volume of air and therefore better recovery and performance.
Reference: 203.0062
Ideal for positioning your filter at 30 °, a high-end filter for optimal protection of your engine against external impurities.
Reference: 485254
A double layer of foam filtration ideal to prepare your original air box.
Reference: 460013
Air filter with a unique look, small size.
Reference: 475817
Air filter in nice design. with several colors to choose to best adapt to your gear.
Reference: 928.465.001
Large volume karting type airbox, high quality for filtration and increased air volume intake! Internal filtration with double layer POLINI foam.
Reference: 203.0095
A 90 ° angled outlet competition air filter, small top-of-the-range model with several fixing sizes to choose from.
Reference: 480879
A good quality filter with colors to choose from to customize your engine without taking up space.
Reference: 0413434
A competition filter with expanded foam that allows a large volume of air and therefore better recovery and performance.
Reference: 115050A
K & N green horn type air filter, angled at 45 ° but adjustable at half the elbow! A very good filter that breathes well.
Reference: 05 0360
A filter that improved the venturi effect so the performance of your engine while creating his racing.
Reference: 1381
TUN 'R air filter for carburettor, ideal for offering more performance to your engine equipped with a 15 or 16mm SHA!
A tulip which increases the venturi effect therefore the efficiency of your engine.