Pro Circuit R-304 Silencer For Closed-course Racing
Pro Circuit R-304 Silencer For Closed-course Racing
In stock
-
Estimated delivery: Feb 05 - Feb 09
About this product
About this product
The Pro Circuit R-304 silencer is engineered to deliver optimum performance gains for closed-course, full-race two-stroke applications. Designed and manufactured in the USA, this silencer embodies Pro Circuit's commitment to quality and performance.
Description
The R-304 silencer features a compact, short aluminum canister that enhances overall performance. Its design allows for quick and easy re-packing thanks to the hex head screws securing the inlet cap. A 304 stainless steel intake tube ensures durability and resistance to corrosion, while the double-walled mounting brackets provide added stability. The silencer is TIG and MIG welded for exceptional strength and longevity. E-Glass internal packing maximizes packing life, ensuring consistent performance over time. Upgrade your two-stroke with the Pro Circuit R-304 silencer for improved power and durability on the track. This slip-on silencer uses a 6061 T6 aluminum muffler with a brushed finish and a stainless steel end cap.
Features & highlights
- Optimized for full-race, closed-course two-stroke engines.
- Compact aluminum canister delivers maximum performance gains.
- Easy re-packing design with readily accessible hex head screws.
- Durable 304 stainless steel intake tube for enhanced corrosion resistance.
- Double-walled mounting brackets provide superior stability.
- TIG and MIG welded construction ensures exceptional strength and longevity.
- E-Glass internal packing extends packing life and maintains consistent performance.
Technical specifications
- Brand: Pro Circuit
- Product Name: R-304 Silencer
- Type: Slip-On
- Material: Aluminum, Stainless Steel
- Muffler Material: 6061 T6 Aluminum
- End Cap Material: Stainless Steel
- Muffler Color/Finish: Brushed
- Pipe Material: Stainless Steel
Important to know
This silencer is recommended exclusively for closed-course racing applications. Not for street or highway use.
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
SS04250-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.

