Yamaha R1 1998-2001 Exhaust GPR Trioval Slip-On

GPR Trioval Slip-On Exhaust for the Yamaha R1 1998-2001

On the 1998-2001 Yamaha R1, the GPR Trioval slip-on replaces the stock silencer (muffler). The Trioval has a classic ovoid drop shape and a hand-polished 304 stainless steel body. You get a removable DB killer and the link pipe in the box, and the exhaust meets the EPA emissions limit.

Key Benefits

• Complete kit. With the link pipe, brackets and accessories in the box, the R1 needs no structural modifications.
• Removable DB killer. A DB killer (baffle) comes with the kit, and it is removable.
• Hand-polished stainless steel. The polished stainless steel body and end caps share the same finish.
• Made in Italy. GPR makes the Trioval in Italy, and a 2-year manufacturer warranty covers it.

Technical Specifications

Exhaust

• Fitting: Slip-on with link pipe
• Silencer: Trioval
• Removable DB killer: Yes
• Emissions classification: Meets the EPA emissions limit
• Weight: 2.5 kg (5.51 lbs)

Construction

• Body: Hand-polished 304 stainless steel
• Silencer shape: Oval
• Silencer size: 100 mm x 130 mm (3.9 in x 5.1 in)
• Silencer length: 400 mm (15.7 in)
• Body color: Polished stainless steel
• End cap color: Polished stainless steel

Fitment

Installation and What Is Included

You can install the kit without structural modifications.

Included: silencer, removable DB killer, link pipe, brackets and fittings.

This kit carries GPR's noise homologation. Find out whether your country requires a catalyst.

Common Questions

Is the GPR Trioval slip-on EPA compliant?

Yes. The GPR Trioval slip-on meets the EPA emissions limit. Its homologation covers noise, so check your local catalyst rules.

Which Yamaha R1 years does the Trioval fit?

The Trioval fits every Yamaha R1 from 1998 to 2001. The fitment table lists each year.

Does the kit include the link pipe?

It does. You get the link pipe, its brackets and accessories in the box.

What is the warranty?

GPR provides a 2-year international warranty.

Buy From GPR Exhausts Direct

• Authorized GPR dealer
• Made in Italy, 2-year manufacturer warranty
• Free worldwide shipping
• Model-specific fitment for the Yamaha R1