Blow Off Valves & Diverter Valves for BMW X Series E84 (2013-2015)

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Adding a blow off valve or upgrading your diverter valves can change the sound of your vehicle and be an asset in big power setups.
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ECS Atmospheric Diverter Valve Spacer - N55
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ECS - Corporate Logo
T#:5512196
Part#: 019477LA01-01
In Stock
Sale - Save 25% $ 90.99

This product was last offered at the strikethrough price on
06-14-2026

$ 68.24 USD
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$ 90.99

This product was last offered at the strikethrough price on
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$ 68.24 USD
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Let your turbo blow off some air for an exhilarating driving experience!
ECS Atmospheric Diverter Valve Spacer - Black Anodized
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECS - Corporate Logo
T#:6304593
Part#: 019463LA01-01
In Stock
Sale - Save 25% $ 90.99

This product was last offered at the strikethrough price on
06-14-2026

$ 68.24 USD
Free Shipping on orders $49 and up
Sale - Save 25%
$ 90.99

This product was last offered at the strikethrough price on
06-14-2026

$ 68.24 USD
Free Shipping on orders $49 and up

Bring out the sound of your turbo with the ECS Atmospheric Diverter Valve Spacer! The ECS DV Spacer gives your N20 the sound of a blow off valve (BOV) with every gear change and every boosted throttle close! The strategically engineered vent slots allow you to boost on without a CEL (Check Engine Light).

FEATURES:

Anodized Black 6061-T6 aluminum

Features 3 radial slots to let out the “woosh” with optimal flow for all OEM DV types

Engineered to operate CEL-FREE!

Alignment holes for ease of installation

Includes pre-installed, captured Viton O-rings, resistant to chemical degradation

Includes Zinc-plated alloy steel socket head cap screws

Tested for performance and durability

INSTALLATION:

Remove Diverter Valve
Place the spacer onto the DV flange r
Re-install your original DV solenoid atop the spacer with the included longer hardware.
The wastegate actuator must be swung out of the way for install. Loosen both screws retaining the wastegate actuator, then remove the one closest to the actuator, allowing the actuator to swing out of the way. This will allow for ease of installation.

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Forge Motorsport Valve Service Kit
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Forge - Corporate Logo
T#:28271173
Part#: FMDV004S
Ships on Aug 14, 2026
Sale - Save 12% $ 23.99

This product was last offered at the strikethrough price on
07-01-2026

$ 21.18 USD
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Sale - Save 12%
$ 23.99

This product was last offered at the strikethrough price on
07-01-2026

$ 21.18 USD
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CTS Atmospheric Blow Off Valve Kit - N20 2.0L
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CTS - Corporate Logo
T#:397388
Part#: CTSBV0015
In Stock
Sale - Save 20% $ 249.99

This product was last offered at the strikethrough price on
07-10-2026

$ 199.99 USD
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Sale - Save 20%
$ 249.99

This product was last offered at the strikethrough price on
07-10-2026

$ 199.99 USD
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CTS Turbo is at it again with their N20 Atmospheric Blow Off Valve Kit. This BOV can be installed in one to two hours (depending on skill) using simple hand tools. Slightly shorter than even the stock valve, installation is done with the turbocharger still in place. Features: Black anodized T6061 Billet Aluminum Construction Fully compatible with OE electronics Fully servicable design with improved reliability over OE Great atmospheric BOV sound on release!
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Forge Motorsport Atmospheric Blowoff Valve - BMW N20 2.0 Turbo ...
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Forge - Corporate Logo
T#:46890670
Part#: FMEDV110A
Back Ordered
Sale - Save 10% $ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
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Sale - Save 10%
$ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Forge Motorsport's new E-DV (Electronic Diverter Valve) is a British-designed and manufactured solution that combines cutting-edge technology with ease of use, ensuring high quality and plug-and-play installation. This performance unit replaces the factory diverter valve, which is known to fail and can lead to boost loss or spikes, check engine lights, limp mode, and low power output. This particular E-DV is designed as an Atmospheric Blowoff Valve, venting boosted air to the atmosphere without causing any check engine lights or service lights.
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Forge Aluminum Replacement Atmospheric Valve - N20
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Forge - Corporate Logo
T#:399827
Part#: FMDVN20A
Ships in 3 Business Days
Sale - Save 10% $ 300.99

This product was last offered at the strikethrough price on
07-01-2026

$ 270.41 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 300.99

This product was last offered at the strikethrough price on
07-01-2026

$ 270.41 USD
Free Shipping on orders $49 and up

It is recommended for any vehicle where the boost pressure has been increased by an ECU software upgrade and for unmodified vehicles operating in warmer climates, as a solution to the many failures that have occurred, where the original rubber diaphragm splits, which causes a loss of boost pressure. Unfortunately the failure doesn’t always result in a check engine light as the valve can still be blown open by the boost pressure, so you may not be aware that you are losing power due to this.

Our alternative is a fully engineered solution offering significantly improved reliability. Our valve is piston based with no diaphragm to fail, and of all aluminium construction. It replaces the original unit with a pressure/vacuum operated piston valve that still also retains the desirable OEM ECU control over valve actuation.

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Recirculating Valve Kit - N20
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Forge - Corporate Logo
T#:384540
Part#: FMDVN20R
Back Ordered
Sale - Save 10% $ 344.99

This product was last offered at the strikethrough price on
07-01-2026

$ 309.74 USD
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Sale - Save 10%
$ 344.99

This product was last offered at the strikethrough price on
07-01-2026

$ 309.74 USD
Free Shipping on orders $49 and up

This Blow Off, or Dump valve, is for the BMW N20 2.0 Turbo engines that have the electronically controlled bypass valve. It is recommended for any vehicle where the boost pressure has been increased by an ECU software upgrade and for unmodified vehicles operating in warmer climates, as a solution to the many failures that have occurred, where the original rubber diaphragm splits, which causes a loss of boost pressure. Unfortunately the failure doesn’t always result in a check engine light as the valve can still be blown open by the boost pressure, so you may not be aware that you are losing power due to this.

Our alternative is a fully engineered solution offering significantly improved reliability. Our valve is piston based with no diaphragm to fail, and of all aluminium construction. It replaces the original unit with a pressure/vacuum operated piston valve that still also retains the desirable OEM ECU control over valve actuation.

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Genuine BMW Torx-countersunk Head Screw - 07129905261
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Genuine BMW - Corporate Logo
T#:28871
Part#: 07129905261
In Stock
Sale - Save 24% $ 4.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 3.78 USD
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Sale - Save 24%
$ 4.99

This product was last offered at the strikethrough price on
05-02-2026

$ 3.78 USD
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Genuine BMW Torx-Countersunk Head Screw -
This item fits the following BMW Chassis:
E71,E82,E90,E92,E93,F06,F10,F12,F13,F15,F16,F22,F25 X3,F26 X4,F30,F32,F33,F34,F36

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Forge Motorsport Electronic Diverter Valve (E-DV) - BMW N20 2.0L ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Forge - Corporate Logo
T#:46890669
Part#: FMEDV110R
In Stock
Sale - Save 10% $ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Forge Motorsport's new E-DV (Electronic Diverter Valve) is a British-designed and manufactured solution that combines cutting-edge technology with ease of use, ensuring high quality and plug-and-play installation. This performance unit replaces the factory diverter valve, which is known to fail and can lead to boost loss or spikes, check engine lights, limp mode, and low power output. The E-DV is designed as a Recirculating Diver Valve, recirculating boosted air back to the intake system like the factory diverter valve, but with quicker and enhanced response times.
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Forge Motorsport Electronic Diverter Valve (E-DV) - BMW N55 3.0L ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Forge - Corporate Logo
T#:46890667
Part#: FMEDV104R
Ships in 2 Business Days
Sale - Save 10% $ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Forge Motorsport's new E-DV (Electronic Diverter Valve) is a British-designed and manufactured solution that combines cutting-edge technology with ease of use, ensuring high quality and plug-and-play installation. This performance unit replaces the factory diverter valve, which is known to fail and can lead to boost loss or spikes, check engine lights, limp mode, and low power output. The E-DV is designed as a Recirculating Diver Valve, recirculating boosted air back to the intake system like the factory diverter valve, but with quicker and enhanced response times.
Show More Show Less
Forge Motorsport Atmospheric Blowoff Valve - BMW N55 3.0L
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Forge - Corporate Logo
T#:46890666
Part#: FMEDV104A
Ships on Aug 3, 2026
Sale - Save 10% $ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 379.99

This product was last offered at the strikethrough price on
07-01-2026

$ 341.99 USD
Free Shipping on orders $49 and up
Forge Motorsport's new E-DV (Electronic Diverter Valve) is a British-designed and manufactured solution that combines cutting-edge technology with ease of use, ensuring high quality and plug-and-play installation. This performance unit replaces the factory diverter valve, which is known to fail and can lead to boost loss or spikes, check engine lights, limp mode, and low power output. This particular E-DV is designed as an Atmospheric Blowoff Valve, venting boosted air to the atmosphere without causing any check engine lights or service lights.
Show More Show Less

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