Does it fit your motorcycle?
Look it up by licence plate or VIN, or choose your model.
Confirmed compatible · Position:
This part doesn't fit your bike. See parts that fit
Fits most motorcycles
Not model-specific. Check dimensions and specifications in the description before ordering.
Chosen by size, not by model
The size is printed on the tyre sidewall, e.g. 120/70 ZR17, and in your registration document.
Checking fitment…
Fitment check unavailable
Rinehart HP40 Stainless Steel Slip-On Muffler - 4" - Black - 500-1251
Product info
- Item number
- 18011879
- Manufacturer number
- 500-1251
- Position
- Diameter
- Ø 4"
Upgrade your Harley-Davidson Softail with the Rinehart Racing 4" HP40 Slip-On Muffler. Experience the legendary Rinehart Rumble and enhanced performance, all backed by a lifetime warranty.
Description
The Rinehart Racing 4" HP40 Slip-On Muffler is engineered for select 2025 Softail models, delivering the iconic Rinehart exhaust note and improved throttle response. This muffler is designed to seamlessly integrate with your factory 2-into-1 header, providing an instant upgrade in both sound and performance. Crafted with the same precision as Rinehart's renowned HP45 and DBX Touring Slip-ons, the HP40 features a free-flowing 4" muffler body and innovative spiral core baffle technology. This design optimizes exhaust flow, allowing your engine to breathe easier, resulting in a snappier and more responsive throttle. Constructed from high-quality stainless steel with a durable black finish, the HP40 not only performs but also adds a sleek, aggressive look to your bike. Proudly made in the USA, this muffler is backed by Rinehart's lifetime warranty, ensuring years of trouble-free enjoyment.
Features & highlights
- Unleash the legendary Rinehart Rumble on your Softail.
- Experience enhanced throttle response and improved engine breathing.
- Seamlessly integrates with your factory 2-into-1 header.
- Features a free-flowing 4" muffler body with spiral core baffle.
- Durable stainless steel construction with a sleek black finish.
- Proudly made in the USA with a lifetime warranty.
Technical specifications
- Brand: Rinehart Racing
- Product Name: Muffler
- Type: Slip-On
- Muffler Material: Stainless Steel
- Muffler Color/Finish: Black
- End Cap Material: Stainless Steel
- End Cap Color/Finish: Black
- Mounting Position: Right
Important to know
Designed for select 2025 Softail models with a factory 2-into-1 header. Please verify fitment before purchase.
- Brand
- RINEHART RACING
- Vendor part number
- 500-1251
- Product name
- Muffler
- Muffler material
- Stainless Steel
- Mounting position
- Right
- End cap material
- Stainless Steel
- Type
- Slip-On
- Units
- Kit
Free shipping to a GLS parcel shop or parcel box on orders over €200.
We ship your order as quickly as we can. Orders are usually packed within 24 hours on weekdays.
You have a 14-day right of return. Read more
Certified e-mærket web shop
