Pro Circuit R-304 Silencer For Closed-course Racing
Pro Circuit R-304 Silencer For Closed-course Racing
Available in stock (14)
-
Estimated delivery: Feb 06 - Feb 10
About this product
About this product
The Pro Circuit R-304 silencer is engineered to deliver maximum performance gains for your two-stroke engine. Designed for closed-course racing, this silencer provides the competitive edge you need.
Description
Built for full-race applications, the R-304 silencer features a compact, short aluminum canister that optimizes exhaust flow, resulting in significant power improvements. The inlet cap is secured with easily removable hex head screws, simplifying the process of re-packing the silencer and maintaining peak performance. The robust construction includes a 304 stainless steel intake tube, ensuring durability and resistance to corrosion. Double-walled mounting brackets provide added stability, while TIG and MIG welding techniques guarantee exceptional strength. Inside, E-Glass internal packing extends the packing life, reducing maintenance intervals and ensuring consistent performance throughout demanding races. Proudly made in the USA, the Pro Circuit R-304 silencer is the choice for serious racers seeking uncompromising quality and performance.
Features & highlights
- Optimized for closed-course, full-race two-stroke performance.
- Short aluminum canister enhances exhaust flow for maximum power gains.
- Easy-to-remove hex head screws simplify silencer re-packing.
- Durable 304 stainless steel intake tube resists corrosion.
- Double-walled mounting brackets provide added stability and longevity.
- E-Glass internal packing maximizes packing life and performance consistency.
- Proudly made in the USA with TIG and MIG welded construction.
Technical specifications
- Brand: Pro Circuit
- Product Name: R-304 Silencer
- Type: Slip-On
- Material: Aluminum, Stainless Steel
- Muffler Material: 6061 T6 Aluminum
- Pipe Material: Stainless Steel
- End Cap Material: Stainless Steel
- Muffler Color/Finish: Brushed
Important to know
This silencer is recommended for closed-course racing only.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
PRO CIRCUIT
ST03250-RE
Silencer
6061 T6 Aluminum
Stainless Steel
Aluminum, Stainless Steel
Slip-On
Each
Stainless Steel


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

