A practical motorbike exhaust accessory designed to reduce intrusive high-frequency noise while keeping engine character intact. Riders gain a less intrusive, more civilised exhaust note for everyday use. Is the Broco Motorbike Exhaust Silencer the simple, durable fix most riders need?
⚡ At a Glance
- • Noise Reduction: Tames high-pitched exhaust peaks while preserving low-end rumble
- • Best for: Riders with loud aftermarket exhausts seeking a quieter, more civilised sound
- • Not ideal for: Owners who need a full replacement silencer rather than an insert solution
Removable DB Killer insert fits 51mm exhaust outlets and is made from high-grade stainless steel. Designed to reduce decibel levels while keeping engine rumble and tone evident.
Quieter, controlled exhaust tone – thanks to a removable DB Killer insert
A removable insert designed for 51mm exhaust pipes reduces decibel output according to the manufacturer description and rider feedback. The insert sits inside the outlet and changes the outlet characteristics to lower peak noise while leaving low frequencies intact.
A noticeable reduction in harsh, high-pitched noise while maintaining a natural bass rumble, making urban and evening riding less intrusive.
Long-term durability – with high-grade stainless steel construction
High-grade stainless steel resists high temperatures and corrosion, helping the insert retain shape and function under repeated heating cycles. Corrosion resistance reduces the chance of rust-related deterioration over time.
Consistent performance through wet and hot conditions, so noise control remains reliable for longer without frequent replacement.
Quick DIY fitment – with a universal 51mm design
Universal compatibility for 51mm special exhaust pipes allows straightforward insertion without specialised tools, according to the description. Simple mechanical fit prevents complicated modification to the exhaust.
Most riders can fit the insert themselves in minutes, restoring a calmer exhaust note without a workshop visit.
✨ The 4 Key Reasons for Broco Motorbike Exhaust Silencer
- High-grade stainless steel - Resists heat and rust for consistent long-term performance
- 51mm universal fit - Fits most 51mm aftermarket pipes without specialised adaptors needed
- Removable DB Killer insert - Allows quick change between quieter and fuller exhaust tones
- Factory quality testing - Ensures consistent performance and reduces risk of early failures
📋 Technical Details at a Glance
- Category: Automotive Parts and Accessories
- Brand: Broco
- Type: DB Killer / Removable Silencer Insert
- Material: High-grade stainless steel
- Fitment Diameter: 51mm
❓ Frequently Asked Questions
Q: Will this fit my exhaust?
A: Designed specifically for 51mm special exhaust pipes, so compatibility requires a 51mm outlet.
Q: Will fitting the insert affect performance?
A: Described as reducing noise without affecting motorcycle performance, and user feedback notes preserved engine rumble.
Q: Can I install the insert myself?
A: Installation is described as quick and user-friendly, requiring no complicated tools or professional help.
🏆 Our Verdict
Suitable for riders with aftermarket exhausts who want to lower intrusive noise while keeping engine character. The removable 51mm stainless steel DB Killer noticeably reduces high-frequency harshness while preserving bass and rumble. Simple construction and corrosion-resistant material deliver a durable, reversible tweak that adds long-term value for many motorcyclists.
