BY REFERENCE RC RACING
Manufacturers
BY REFERENCE RC RACING
View larger Warning: Last items in stock!
ET293A-OV-73
New product
Known as the "IRESA silencer", here you will find the RC RACING and293A-OV-73 stainless steel exhaust silencer, manufactured in Spain, for which NSB CONCEPT has been an official distributor since 2009
RC RACING and293A-OV-73 Stainless Steel Exhaust Silencer
The RC RACING and293A-OV-73 silencer, like all other exhausts, has been manufactured in the Spanish workshop since the 1980s.
All components of the RC RACING and293A-OV-73 exhaust silencer are made of 304 stainless steel.
The tubes are in standard diameters:
- 40mm
- 45mm
- 50mm
- 55mm
- 60mm
The largest diameter is always used to achieve the best performance before being reduced by hydraulic press to diameter of your original intermediate:

The sound-absorbing part of the and293A-OV-73 RC RACING stainless steel silencer is made in 4 Elements:
- 304 stainless steel perforated tube, thickness 1.6 - 2mm
- steel wool to prevent the sound-absorbing wool from passing through the perforated tube
- the sound-absorbing wool formed into the silencer body
- 304 stainless steel silencer body, thickness 1.6mm diameter exterior 90mm for Group N and exterior diameter 127mm for the road

Muffler elements and293A-OV-73 are welded together with MIG (stainless steel wire with gas) on a pedal lathe for a regularity of the weld and a significant thickness guaranteeing the solidity of the silencer and293A-OV-73 RC RACING:


This ensures that 100% of the and293A-OV-73 silencers leaving the workshops are compliant, free of any defects, and fit perfectly in place of the original.
