Jenvey Billet Air Horn 40mm x 40

The Jenvey Billet Air Horn 40mm x 40 (AHB40X40) provides a smooth bell-mouth intake for a 40mm throttle body, adding 40mm of runner length to help airflow and tuning.

Designed and manufactured by Jenvey Dynamics in the UK, the specialist behind some of the most respected individual throttle body systems in motorsport.

Key Features:

• Billet Aluminium: Machined from solid aluminium billet for a precise, durable finish.
• Length Choice: 40mm length helps tune the intake runner to suit your engine's power band.
• Lightweight: Very light, so it adds little mass to the throttle bodies.

Technical Specifications:

What's In The Box?

• 1 x Billet Air Horn 40mm x 40

Complete Your Kit:

• Synchrometer 39-55mm (£79.20)
• Complete Jenvey throttle body kits, if you'd prefer a full matched system
• All Jenvey throttle body parts & accessories

Please note:

• Order one air horn per throttle body bore.

Frequently Asked Questions (FAQs):

Q: What does this fit?
A: Jenvey throttle bodies with a 40mm bore. If you're not sure it suits your setup, please contact us with your engine and throttle body details and we'll confirm before you order.

Q: How many do I need?
A: One per throttle body bore, so a four-cylinder engine with individual throttle bodies needs four.

Q: Can you supply a complete system?
A: Yes. See our Jenvey throttle body kits for complete engine-specific systems, or contact us and we'll put a package together.