Contact

Request a quote.

Every enquiry is handled by Rennen Plus, the global distributor for Rennen ITB and JSR Engineering’s authorised representative. Configure your enquiry below - the more we know about your engine, the more precise the quotation. UK and European customers are served exclusively by Design 911; we’ll route your enquiry accordingly.

Quote configurator

Build your enquiry

1 · System
13 · Options
No options selected yet.

We respond to every quote request. Final bore specification is confirmed against your cylinder heads.

Technical enquiry

Ask the engineers

Fitment, calibration, custom bores, or anything the site doesn’t answer - this goes to JSR Engineering’s technical team.

UK & Europe

Buy through Design 911

Rennen ITB is distributed exclusively in the UK and Europe by Design 911. We’ll route European quote requests to them directly.

Everywhere else

Rennen Plus - global

Outside the UK and Europe, supply is handled globally by Rennen Plus.
info@rennenplus.com.au · +61 422 731 725
20–22 Commercial St, Marleston SA 5033, Australia
Shop online at Rennen Plus · Apply as a dealer