Exhaust Hardware

Akrapovic Sound Kit - F90 M5

T#:558677

Part#: P-HF1132

In Stock at Vendor

$ 758.99 USD

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$ 758.99 USD

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The Sound Kit is a remote control for the valves on the Akrapovic muffler. While the muffler valves are also controlled like the factory valves in Comfort, Sport, and Sport+ modes, the Sound Kit will let you open or close the valves via handheld remote or even from your phone (iOS or Android app). The Sound Kit works with the existing wiring for the Akrapovic system so installation is a breeze.

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Akrapovic Sound Kit - Wireless System

T#:2706178

Part#: P-HF1351

Back Ordered

$ 610.99 USD

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$ 610.99 USD

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The Akrapovic Sound Kit is a wireless exhaust valve control system that allows you full control over the valve system in your titanium Akrapovic exhaust. This enable you to open the exhaust valve when you want to turn as many heads as possible or keep it closed when your out for an easy Sunday drive.

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Akrapovic Sound Kit for BMW F87 M2 Competition

T#:567716

Part#: AKRP-HF1177

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$ 959.99 USD

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$ 959.99 USD

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The optional Akrapovič Sound Kit enables owners of selected Akrapovič car exhausts to control the sound of the system from the cockpit of their machine. Using Akrapovič technology, drivers can easily switch between the quiet mode and a sportier sound. With the use of a receiver to drive the actuators that open or close the valves at the end of the exhaust system, drivers can use the Sound Remote Controller or the new smartphone app (for iOS and Android) to regulate the valves.

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Rein Exhaust Manifold Nut

2X Entries Into Our F80 M3 Sweepstakes

T#:363427

Part#: 11721437202

Back Ordered

Sale - Save 5% $ 2.03

This product was last offered at the strikethrough price on
08-31-2026

$ 1.93 USD

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Qty

Sale - Save 5%

$ 2.03

This product was last offered at the strikethrough price on
08-31-2026

$ 1.93 USD

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This metal nut mounts to the back of the flange on the exhaust manifold towards the engine.

Rein Copper Exhaust Lock Nut

2X Entries Into Our F80 M3 Sweepstakes

T#:348775

Part#: 11621711954

In Stock

Sale - Save 5% $ 1.95

This product was last offered at the strikethrough price on
08-31-2026

$ 1.85 USD

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Sale - Save 5%

$ 1.95

This product was last offered at the strikethrough price on
08-31-2026

$ 1.85 USD

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Flange copper nut - priced each

Rein Copper Exhaust Lock Nut is an essential component for anyone looking to maintain or upgrade their vehicle’s exhaust system. This high-quality copper nut ensures a secure and durable fastening, preventing exhaust leaks and ensuring optimal performance. Designed for heat resistance and durability, the Rein Copper Exhaust Lock Nut is perfect for high-temperature environments, making it ideal for both daily drivers and high-performance vehicles.

Turner Motorsport offers this premium copper exhaust lock nut, which is resistant to corrosion and rust, providing long-lasting reliability. Whether you're a professional mechanic or a DIY enthusiast, this copper lock nut is easy to install and ensures the proper fit and function of your exhaust system.

Made from high-quality copper for maximum durability
Heat and corrosion-resistant to withstand extreme temperatures
Perfect for maintaining or upgrading your exhaust system
Ensures a secure, leak-free connection
Available at Turner Motorsport for easy purchase

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Clamping Bush 18307536423

2X Entries Into Our F80 M3 Sweepstakes

T#:19623

Part#: 18307536423

Ships in 4 Business Days

Sale - Save 5% $ 20.99

This product was last offered at the strikethrough price on
08-31-2026

$ 19.94 USD

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Qty

Sale - Save 5%

$ 20.99

This product was last offered at the strikethrough price on
08-31-2026

$ 19.94 USD

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CLAMPING BUSH 18307536423 Manufactured by CRP

Rein Hex Nut - E24, E28, E30, E34

2X Entries Into Our F80 M3 Sweepstakes

T#:7031

Part#: 11621304755

Ships in 4 Business Days

Sale - Save 35% $ 2.99

This product was last offered at the strikethrough price on
08-31-2026

$ 1.93 USD

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Qty

Sale - Save 35%

$ 2.99

This product was last offered at the strikethrough price on
08-31-2026

$ 1.93 USD

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Replacement nut for exhaust manifold.

Exhaust Valve Controller Sound Kit - F85/86 X5 M, X6 M

T#:394612

Part#: P-HF947

In Stock at Vendor

$ 974.99 USD

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$ 974.99 USD

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The Akrapovic Sound Kit is a wireless exhaust valve control system that allows you full control over the valve system in your titanium Akrapovic exhaust. This enable you to open the exhaust valve when you want to turn as many heads as possible or keep it closed when your out for an easy Sunday drive.

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Rein 63.5mm ID Exhaust Clamp - E39, E65, E66

2X Entries Into Our F80 M3 Sweepstakes

T#:48302

Part#: 18307536425

Back Ordered

Sale - Save 11% $ 21.99

This product was last offered at the strikethrough price on
05-07-2026

$ 19.56 USD

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Qty

Sale - Save 11%

$ 21.99

This product was last offered at the strikethrough price on
05-07-2026

$ 19.56 USD

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BMW Clamping Bush - D=63,5
This item fits the following BMW Chassis:
E39 M5,E39,E65,E90,E92,E93

Fits BMW Engines including:
M62,N51,N51,N52,N52N,N54,N73,S62,W11

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Akrapovic Sound Kit - F8X BMW M3 & M4

T#:557171

Part#: P-HF1100

Back Ordered

$ 1,029.99 USD

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$ 1,029.99 USD

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The Sound Kit is a remote control for the valves on the Akrapovic muffler. While the muffler valves are also controlled like the factory valves in Comfort, Sport, and Sport+ modes, the Sound Kit will let you open or close the valves via handheld remote or even from your phone (iOS or Android app). The Sound Kit works with the existing wiring for the Akrapovic system so installation is a breeze.

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F87 M2 Akrapovic Sound Kit

T#:387943

Part#: P-HF977

Back Ordered

$ 767.99 USD

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Qty

$ 767.99 USD

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The Sound Kit is a remote control for the valves on the Akrapovic muffler. While the muffler valves are also controlled like the factory valves in Comfort, Sport, and Sport+ modes, the Sound Kit will let you open or close the valves via handheld remote or even from your phone (iOS or Android app). The Sound Kit works with the existing wiring for the Akrapovic system so installation is a breeze.

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Project Cars

SELECT YOUR BMW

Akrapovic Sound Kit - F90 M5

Akrapovic Sound Kit - Wireless System

Akrapovic Sound Kit for BMW F87 M2 Competition

Rein Exhaust Manifold Nut

Rein Copper Exhaust Lock Nut

Clamping Bush 18307536423

Rein Hex Nut - E24, E28, E30, E34

Exhaust Valve Controller Sound Kit - F85/86 X5 M, X6 M

Rein 63.5mm ID Exhaust Clamp - E39, E65, E66

Akrapovic Sound Kit - F8X BMW M3 & M4

F87 M2 Akrapovic Sound Kit

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