BMW 18407556503 Exhaust Manifold Set 327-50481 N51 18407565099

( Country Of Origin: Germany ), ( Ipn: 327-50481; 327-50482 ), ( Manufacturer Part Number: 18407556503 ), ( Storage Location: P-building ), ( Body Style: Sedan ), ( Note: Rwd Only Will Not Fit 328xi Models ), ( Interior Color: Leather Dakota/oyster ), ( Engine: 3.0l / N51 ), ( Transmission: Automatic ), ( Oe/oem Part Number: 18-40-7-556-503; 1840-7556503; 1840 7556503 ), ( Type: Exhaust Manifold ), ( Color: Space-grey Metallic )

Review BMW N51 Exhaust Manifold Set Oem Used fits 328I 128I E90 2007–2009

Introducing the BMW Exhaust Manifold Set (18407556503) for 2007-2009 128i and 328i E90 models with the N51 engine. This exhaust manifold is an essential component of your BMW's exhaust system and plays a significant role in ensuring optimal engine performance.

The BMW OEM exhaust manifold set is meticulously engineered to deliver efficient and effective exhaust gas flow, resulting in improved power output and torque. It features high-quality, durable materials designed to withstand the rigors of high-performance driving. The manifolds are made of cast iron for strength and durability, while the exhaust flanges are crafted from steel for a secure connection to the catalytic converter and downpipe.

The BMW 18407565099 exhaust manifold set also boasts advanced design features that enhance the overall driving experience. The manifolds are equipped with integrated oxygen sensors, which monitor the air-fuel mixture in the exhaust gases and help the engine's ECU adjust fuel injection for optimal combustion efficiency. Additionally, the set incorporates a well-designed exhaust gas recirculation (EGR) system, which helps reduce harmful emissions by recirculating a portion of the exhaust gases back into the engine cylinders.

Installation of the BMW 18407556503 exhaust manifold set is a straightforward process, thanks to the precise fit and engineered tolerances that ensure a seamless integration with your vehicle. The set includes all necessary hardware for installation, making it a convenient and hassle-free option for BMW owners seeking to maintain or upgrade their exhaust system.

In summary, the BMW Exhaust Manifold Set (18407556503) for 2007-2009 128i and 328i E90 models with the N51 engine is a high-quality, durable, and essential component designed to enhance engine performance and overall driving experience. With advanced features such as integrated oxygen sensors, an EGR system, and precise fitment, this exhaust manifold set is an excellent choice for BMW enthusiasts seeking reliable and effective performance upgrades.

The BMW E90 128i and 328i models, equipped with the N51 engine, are known for their powerful and responsive performance. One of the crucial parts of the N51 engine is the exhaust manifold. Here are some pros and cons of purchasing a new exhaust manifold set for your BMW E90 128i or 328i.

1. Improved Performance: A new exhaust manifold can lead to better performance by improving the flow of exhaust gases, resulting in increased horsepower and torque.

2. Reduced Emissions: A new exhaust manifold can help decrease emissions, making your vehicle more environmentally friendly.

3. Durability: A new exhaust manifold is more durable than a used one and can prevent potential issues that come with a worn-out manifold, such as leaks and cracking.

4. Enhanced Sound: A new exhaust manifold can provide a more pleasing exhaust note, making your driving experience more enjoyable.

1. Cost: A new exhaust manifold can be expensive, especially when compared to the cost of a used one or repairing a damaged one.

2. Installation: Installing a new exhaust manifold can be a complex process and may require professional assistance, which can add to the overall cost.

3. Potential for Check Engine Light: Installing a new exhaust manifold can trigger the check engine light, which may require further diagnosis and repair.

While a new exhaust manifold set for your BMW E90 128i or 328i can offer several benefits, such as improved performance, reduced emissions, durability, and enhanced sound, it also comes with some downsides, including cost, installation complexity, and the potential for a check engine light.

If you are a performance enthusiast or if your exhaust manifold is severely damaged, a new exhaust manifold set may be the best option for you. However, if you are on a tight budget or prefer a more cost-effective solution, consider repairing your current manifold or purchasing a used one from a reliable source. Ultimately, the decision depends on your individual preferences and priorities.

part # 18407556503 prices

• $449.99-$1360.00

specifications maniheader:

• for models: 328i, 128i, E90
• for makes: Bmw
• for years: 2007-2009
• country of origin: Germany
• interchange part number: 327-50481; 327-50482
• manufacturer part number: 18407556503
• storage location: P-building
• body style: Sedan
• note: Rwd Only Will Not Fit 328xi Models
• interior color: Leather Dakota/oyster
• engine: 3.0l / N51
• transmission: Automatic
• oe/oem part number: 18-40-7-556-503; 1840-7556503; 1840 7556503
• type: Exhaust Manifold
• color: Space-grey Metallic

general maniheader:

• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
• condition: Used

payments maniheader:

• cash
• check
• other
• credit card: Visa
• wallet: Google-pay
• money order

returns maniheader:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

shipping maniheader:

• cost: $0.00
• type: Fixed
• carrier: USPS, UPS
• transit: 3-9 Days
• service: USPS Ground Advantage, UPS Ground, USPS Priority Mail
• class: Standard, Expedited

offer maniheader:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• started: October 20, 2025

seller maniheader:

• rating: 99.8%
• # reviews: 69780

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