KTM 390 Duke 2024-2026 GPR M3 Inox Slip-on Exhaust
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GPR M3 Inox Slip-On Exhaust for the KTM 390 Duke 2024-2026
For the 2024-2026 KTM 390 Duke, 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 package includes a removable DB killer and the link pipe. The GPR M3 Inox meets the EPA emissions limit.
Benefits
- Kit contents. The kit includes the link pipe, brackets and fitting accessories, so the 390 Duke does not need any structural modifications.
- Removable DB killer. A removable DB killer (baffle) comes fitted to the M3 Inox.
- Hand-brushed stainless steel. Both the body and the end caps have a brushed stainless steel finish.
- Italian manufacturing. A 2-year manufacturer warranty from GPR comes with the M3 Inox. GPR manufactures the M3 Inox in Italy.
Technical Details
Exhaust
- Kit type: Slip-on, link pipe supplied
- Silencer series: M3 Inox
- Removable DB killer: Yes
- Emissions classification: EPA compliant
- 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: 250 mm (9.8 in)
- Body color: Brushed stainless steel
- End cap color: Brushed stainless steel
Fitment
| Make | Model | Year | Notes |
|---|---|---|---|
| KTM | 390 Duke | 2024, 2025, 2026 | Slip-on with removable DB killer |
Installation
GPR designed the kit to install without structural changes.
Package contents: silencer, removable DB killer, link pipe, brackets and fittings.
GPR holds a noise homologation for the M3 Inox. Local catalyst rules still apply, so riders should check them before installation.
Common Questions
Is the GPR M3 Inox slip-on within the EPA emissions limit?
Yes. GPR lists the GPR M3 Inox slip-on as within the EPA emissions limit. The homologation covers noise. Riders should look up the catalyst rules that apply where they ride.
Which KTM 390 Duke model years fit the M3 Inox?
Fitment for the M3 Inox covers the KTM 390 Duke from 2024 to 2026. The table shows the individual years.
Does the kit include the link pipe?
Yes. The package includes the link pipe together with its brackets and accessories.
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 KTM 390 Duke
