Termignoni Underseat Racing System Ducati Desmo MX 450 2025-26

Underseat racing exhaust system for the Ducati Desmo MX 450

The Termignoni Underseat Racing System for the Ducati Desmo MX 450 2025–2026 is a purpose-built competition exhaust developed for Ducati’s first step into the world of motocross. Designed to withstand the harshest riding conditions, this complete racing system delivers stronger mid-range performance, reduced weight, and the unmistakable Termignoni race sound.

The system combines stainless steel collectors with a lightweight titanium silencer in an underseat configuration, optimised for durability, mass centralisation, and throttle response. Battle-tested in demanding off-road environments, it is engineered to perform consistently under extreme heat, vibration, and impact. Supplied with a removable dB killer, the system is ready to fit with no ECU remapping required.

Compatible Models

· Ducati Desmo MX 450 2025–2026
· Ducati Desmo MX 450 2025-2026 Enduro models

Key Features & Specifications

· System Type: Complete racing exhaust system
· Configuration: Underseat layout
· Collectors: Stainless steel
· Silencer: Titanium
· Sound Control: Removable dB killer included
· Performance Focus: Enhanced mid-range response
· Use: Motocross / racing
· ECU Requirements: No remapping required
· Build Quality: Race-developed and off-road tested

Why Choose the Termignoni Racing System?

· Developed specifically for Ducati’s motocross platform
· Stronger mid-range power delivery for technical riding
· Lightweight titanium silencer improves balance and control
· Stainless steel collectors for durability in extreme conditions
· Proven Termignoni race engineering and build quality
· Simple installation with no ECU tuning required

What’s Included?

· Termignoni underseat titanium silencer
· Stainless steel collector pipes
· Removable dB killer
· Mounting hardware
· Termignoni documentation

Assembly Notes

Designed for direct installation using the supplied components. Ensure all fasteners are correctly tightened and rechecked after the first heat cycle. Intended for racing and off-road use only.

UK Stock Items: Orders for items held in UK stock are normally dispatched within 24 hours.

Supplier Items: Items sourced from suppliers are usually dispatched within 5–10 working days once they arrive with us.

Order Cut-Off: Orders placed before 2PM (Monday to Friday) are typically dispatched the same working day, subject to stock availability.

International Delivery: We ship worldwide. Most international orders arrive within 7 working days from dispatch, though delivery times can vary depending on destination and customs processing.

Courier Responsibility: Once an order has been dispatched, delivery timescales are determined by the courier. Tracking information will be provided where available.

Customer Responsibility: Customers must ensure safe receipt of their order. Additional charges may apply if repeated delivery attempts fail due to no one being available, or if incorrect delivery information has been supplied.