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BMW Intake Boots & Hoses

The intake boot provides a pathway for air from the air flow sensor to the intake manifold. On most BMWs the boot is made of rubber with an accordian shape that allows the engine to shift and vibrate. As with any rubber component the rubber can dry out and crack and that can lead to serious running and drivability issues. A crack in the boot means that air is entering the engine that is not being monitored by the airflow sensor. The engine computer relies on data from the airflow sensor to set the fuel mixture in the engine. Excess unmetered air can result in lean condition faults, rough running, misfires, and other performance issues. For misfire and lean condition faults, check your intake boots first.

As an alternative to the original rubber, we also offer silicone boots that are both stronger and last longer with a 4-layer silicone design. Samco silicone boots can also decrease your BMW's intake turbulence and restriction by replacing the accordian design with a smoothed internal surface. Samco boots are also perfect as part of a kit to eliminate the factory traction control system (sometimes called an ASC delete boot).
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Rein - Corporate Logo
T#:51848535
Part#: 51731257971-5M
In Stock at Vendor
New Item
$ 38.66 USD
Free Shipping on orders $49 and up
This silicone hose has an inner diameter of 3.5mm and outer diameter of 7.5mm, is black in color, and arrives in a 5 Meter section that can be cut down to size.
Hamburg Tech - Corporate Logo
T#:50626661
Part#: 13711729992
In Stock
New Item
$ 43.99 USD
Free Shipping on orders $49 and up
This boot connects directly to the intake air box. Replace your torn intake boot to prevent dirty, unfiltered air from entering your intake tract.
Bremmen Parts - Corporate Logo
T#:50381392
Part#: 13717619268
In Stock
New Item
Sale - Save 18% $ 125.99

This product was last offered at the strikethrough price on
05-03-2026

$ 102.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Sale - Save 18%
$ 125.99

This product was last offered at the strikethrough price on
05-03-2026

$ 102.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Replacement turbo inlet pipe matching the factory design - Connects the intake air box to the turbo inlet


URO - Corporate Logo
T#:55749613
Part#: 11747797129
Ships in 1 Business Day
New Item
$ 31.99 USD
Free Shipping on orders $49 and up
This ÜRO Parts bulk vacuum hose is the ideal choice for replacing degraded, heat-cycled factory lines that weaken engine response and disrupt crucial turbocharger or emissions operations.
Rein - Corporate Logo
T#:52516267
Part#: FBH0118
Ships in 3 Business Days
New Item
$ 41.99 USD
Free Shipping on orders $49 and up
Restore your BMW's fueling system to peak performance with the Rein FBH0118 Fuel Tank Breather Hose.

Rein - Corporate Logo
T#:55821708
Part#: 13411738185
Ships in 3 Business Days
New Item
$ 16.99 USD
Free Shipping on orders $49 and up
The factory Idle Air Control Valve hoses are subjected to decades of intense engine bay heat, oil vapor, and constant engine movement. Over time, the factory rubber hardens, becomes brittle, and develops hairline splits on the underside where you can't see them without removing the throttle body. These unmetered vacuum leaks allow unmeasured air into the engine, throwing off your fuel trims and ruining your idle quality.
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Rein - Corporate Logo
T#:53750111
Part#: 13543412291
Ships in 3 Business Days
New Item
$ 55.99 USD
Free Shipping on orders $49 and up
Replace a Torn or Cracking Rubber MAF Intake with this OE Level Replacement from Rein. Restoring Proper Intake Flow and Performance


Genuine MINI - Corporate Logo
T#:50843516
Part#: 11655A023A3
Ships in 1 day
New Item
8% off MSRP $ 124.99

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

$ 114.99 USD
Free Shipping on orders $49 and up
8% off MSRP
$ 124.99

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

$ 114.99 USD
Free Shipping on orders $49 and up
Genuine BMW - Corporate Logo
T#:49508939
Part#: 13715B57EE7
Ships in 1 day
New Item
3% off MSRP $ 227.99

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

$ 221.99 USD
Free Shipping on orders $49 and up
3% off MSRP
$ 227.99

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

$ 221.99 USD
Free Shipping on orders $49 and up
Air intake duct mounted to the core support, channeling airflow directly into the air filter housing.
FTP Motorsport - Corporate Logo
T#:51567153
Part#: SG71479-L-X
Ships on Aug 25, 2026
New Item
$ 360.00 USD
Free Shipping on orders $49 and up
$ 360.00 USD
Free Shipping on orders $49 and up
FTP Motorsport has engineered this turbo inlet to eliminate the common bottlenecks of the factory design while maintaining direct-fit compatibility. With a focus on flow efficiency, pressure integrity, and thermal stability, this inlet ensures your S58 gets the air it deserves. Whether you're chasing lap times or enhancing your daily driving experience, this upgrade delivers the performance, reliability, and craftsmanship you expect from FTP Motorsport.
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