GPR M3 Inox Slip-On Race Exhaust for the BMW S1000XR 2025-2026

For the 2025-2026 BMW S1000XR, the GPR M3 Inox slip-on replaces the stock silencer (muffler). The RP-M3 Inox combines a round hand-brushed stainless steel body with a removable racing grill and CNC-machined end caps. The kit comes with the link pipe for the S1000XR.

Benefits

• Hand-brushed stainless steel. The body and the end caps share the same brushed stainless steel finish.
• No modifications. GPR designed the kit to mount without structural modification.
• Model-specific fitment. GPR makes the M3 Inox specifically for the 2025-2026 S1000XR.
• Italian manufacturing. The GPR M3 Inox slip-on is Italian made and has a 2-year manufacturer warranty from GPR.

Technical Details

Exhaust

• Kit type: Slip-on, link pipe supplied
• Version: Race
• Silencer series: M3 Inox
• Removable DB killer: No
• Emissions classification: No EPA/CARB certification
• Weight: 1.5 kg (3.31 lbs)

Construction

• Silencer body: Hand-brushed stainless steel
• End caps: CNC-machined
• Silencer shape: Round
• Dimensions: 100 mm (3.9 in) diameter
• Overall length: 300 mm (11.8 in)
• Body color: Brushed stainless steel
• End cap color: Brushed stainless steel

Fitment

Installation

GPR supplies the kit without a DB killer and without a catalyst. GPR notes that racing exhausts may need an ECU remap, especially alongside other changes such as a sports air filter.

Package contents: silencer and the link pipe.

Common Questions

Does the GPR M3 Inox slip-on require an ECU remap?

Sometimes. GPR states that racing exhausts can need a remap, mostly alongside other changes such as a sports filter.

Which BMW S1000XR model years fit the M3 Inox?

Every BMW S1000XR built from 2025 through 2026 takes the M3 Inox, and the fitment table shows each model year.

What warranty covers the GPR M3 Inox slip-on?

The GPR M3 Inox slip-on carries a 2-year international warranty.

Why Choose Magma Powersports

• Authorized GPR dealer
• Built in Italy, covered by GPR's 2-year manufacturer warranty
• Free shipping worldwide
• Dedicated fitment for the BMW S1000XR