| BMW Z3 2.3 - Intake System - Page 1 |
| From the airbox to the intake manifold, air is routed to the engine at a defined volumetric rate that allows optimum combustion for specific levels of performance. Any alteration or failure within this system can therefore cause drivability problems like hesitation or rough idling. You can try cleaning and sealing these components as much as you want, but more often than not, installing brand new OEM parts is the best cure for these types of problems. |
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Air Filter |
| It's important to make sure that your air cleaner is clean at all times. The cleaner filters outside air before it enters your engine. Dirty air filters will constrict the air flow, and reduce your overall horsepower and gas mileage. You should replace |
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| Air Filter, Z3 2.3 |
 13-72-1-730-946-M67 | | $13.25 |  |
 13-72-1-730-946-M318 | | $50.00 |  |
 13-72-1-730-946-M45 | | $10.25 |  |
 13-72-1-730-946-M63 | | $14.00 |  |
Air Flow Meter |
| The air flow meter is a very sensitive piece of equipment, as it monitors the flow of air into the injection system. If you are having trouble adjusting or maintaining the mixture on your car, you may need to replace your air flow meter. |
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 13-62-1-432-356-M177 | Air Flow Sensor, Z3 2.3 from 09/98 Brand: Siemens [More Info] |  |
| $231.25 |  |
Engine Air Intake Boot/Hose |
| The Intake Boot is used to connect the intake manifold to the air flow meter. |
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 13-54-1-435-625-M9 | Intake Boot Air Mass Sensor to Air Boot (Elbow Tube) NOTE: Not for cars with ASC+T, Z3 2.3 from 09/98 Brand: Genuine BMW [More Info] |  |
| $33.00 |  |
 13-54-1-435-626-M9 | Intake Boot Ring Connecting Ring for Air Boot, Z3 2.3 from 09/98 Brand: Genuine BMW [More Info] |  |
| $3.25 |  |
| Intake Boot "Tube Elbow" Throttle Housing to Air Boot NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp, Z3 2.3 from 09/98 NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp |
| 13-54-1-435-627-M200 | Intake Boot "Tube Elbow" Throttle Housing to Air Boot NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp, Z3 2.3 from 09/98 NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp Brand: MTC [More Info] |  |
| $14.25 |  |
 13-54-1-435-627-M9 | Intake Boot "Tube Elbow" Throttle Housing to Air Boot NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp, Z3 2.3 from 09/98 NOTE: Also use- (1) 13 54 1 435 626 ring (1) 07 12 9 952 131 clamp Brand: Genuine BMW [More Info] |  |
| $17.25 |  |
Intake Manifold Gasket |
| The intake manifold gaskets used to seal the intake manifold to the cylinder head. |
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 11-61-1-440-318-M9 | Air Equilizer for Intake Manifold "Distribution Piece", Z3 2.3 Brand: Genuine BMW [More Info] |  |
| $66.50 |  |
| Engine Intake Manifold Gasket Set |
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 11-61-1-436-631-M17 | Gasket Set for Intake Manifold to Cylinder Head, Z3 2.3 Brand: Victor Reinz [More Info] |  |
| $26.25 |  |
Intake Manifold Adjusting Unit |
| Adjusting Unit in Intake Manifold, Z3 2.3 |
| 11-61-1-440-049-M604 | Adjusting Unit in Intake Manifold, Z3 2.3 Brand: Vaico [More Info] |  |
| $205.25 |  |
 11-61-1-440-049-M9 | Adjusting Unit in Intake Manifold, Z3 2.3 Brand: Genuine BMW [More Info] |  |
| $239.75 |  |