Derbi Variant Dual-Stage Reed PWK Intake Ball We wanted to offer a

We wanted to offer a pipe with a good balance in performance

Very nice Peugeot Toolbox cover with included nut

The coolest looking pipe ever made for Puch mopeds

Definitely not going to work well on a stock engine or even a mild setup

Awesome quality from Athena

Derbi Variant Dual-Stage Reed PWK Intake Ball We wanted to offer aDual stage, carbon reed intake system for Derbi Variants with the Flat Reed, Start V, or Start III engine. This has a 35mm ID rubble intake designed for the big OKO, PWK, etc carburetors. It will be a very tight fit in your frame. This isn't for those new to Derbi. Comes with intake, adapter, reed valve, gaskets, and mounting hardware.