( Brand: Dinan ), ( Mounting Style: Bolt-on ), ( Oxygen Sensor Location: No Port Location ), ( Manufacturer Part Number: 11637935 ), ( Cylinder Head Type: In-line Cross-flow ), ( Material: Steel ), ( Grade: Oem ), ( Placement On Vehicle: Front ), ( Reference Oe/oem Number: 11621407929 11621407642 11621407643 11621407644 ), ( Fuel Type: Petrol ), ( Type: Exhaust Header ), ( Classic Part: No ), ( Features: Coated, Heat-resistant, Left Right Exhaust ), ( Country Of Origin: Germany ), ( Performance Part: Yes )
Review DINAN Bmw Exhaust Headers Full Set fits E39 M5
Introducing the Dinan BMW M5 Exhaust Headers Set, part number 11637935, designed for the E39 M5 model. This exhaust headers set is a must-have for BMW enthusiasts looking to optimize their vehicle's performance and exhaust system.
The Dinan exhaust headers are engineered to replace the stock cast iron exhaust manifolds. Each header is meticulously crafted using high-quality stainless steel, ensuring durability and longevity. The design of these headers promotes better exhaust gas flow, leading to enhanced power output and improved throttle response.
The unique design of the Dinan headers features a 1 5/8-inch primary pipe diameter, which is larger than the stock manifolds. This larger diameter allows for smoother exhaust flow, reducing backpressure and increasing engine efficiency. The headers also come equipped with 3/8-inch-thick exhaust flanges, providing a secure connection between the headers and the exhaust system.
The Dinan exhaust headers set is a direct bolt-on replacement for the stock manifolds, making installation straightforward and hassle-free. However, it is important to note that the use of these headers requires the installation of a high-performance exhaust system, such as the Dinan Sport Exhaust.
By upgrading to the Dinan BMW M5 Exhaust Headers Set, you can expect an increase in power and torque, providing a more exhilarating driving experience. The set also comes with the peace of mind that comes with Dinan's reputation for producing top-quality BMW performance parts.
In summary, the Dinan 11637935 E39 BMW M5 Exhaust Headers Set is an essential upgrade for BMW enthusiasts looking to optimize their vehicle's performance and exhaust system. The high-quality stainless steel construction, larger primary pipe diameter, and straightforward bolt-on installation make this an attractive option for those seeking to enhance their M5's power and driving experience.
Pros and Cons of Buying Dinan 11637935 E39 BMW M5 Exhaust Headers Set
The Dinan 11637935 exhaust headers set is a popular aftermarket upgrade for BMW M5 E39 models. This component is designed to enhance the vehicle's performance by improving the exhaust gas flow. In this analysis, we will discuss the advantages and disadvantages of investing in this exhaust headers set.
Pros:1. Enhanced Performance: The primary reason for purchasing this exhaust headers set is to increase the performance of your BMW M5 E39. The headers are designed with larger primaries and secondary piping, which reduces backpressure and improves exhaust gas scavenging. This results in a more responsive engine, increased horsepower, and better overall performance.
2. Improved Sound: Another benefit of this exhaust headers set is the enhanced exhaust note. The larger primary pipes allow for a freer exhaust flow, producing a more aggressive and pleasing exhaust sound.
3. Durability: Dinan is a renowned brand in the BMW aftermarket industry, and their products are known for their high quality and durability. The headers are made from high-grade stainless steel, ensuring they can withstand the rigors of daily driving and high-performance use.
Cons:1. Cost: The Dinan 11637935 exhaust headers set is not an inexpensive upgrade. The price tag may be a deterrent for some potential buyers, especially those on a tight budget.
2. Installation Complexity: Installing the headers requires some level of mechanical expertise and specialized tools. The process involves removing the engine, catalytic converters, and the entire exhaust system. This can be a time-consuming and labor-intensive process, which may add to the overall cost.
3. Potential for Check Engine Light: Installing aftermarket headers can trigger the check engine light due to the modifications made to the exhaust system. However, Dinan offers a tune to eliminate the check engine light, which is an additional cost.
Conclusion:The Dinan 11637935 exhaust headers set is an excellent investment for BMW M5 E39 owners looking to enhance their vehicle's performance and exhaust note. While the cost and installation complexity are significant drawbacks, the performance benefits and durability make it a worthwhile investment for those who prioritize power and driving enjoyment. If you have the budget and the necessary mechanical skills, this exhaust headers set can provide a noticeable improvement to your BMW M5 E39.
Recommendation:If you are considering purchasing the Dinan 11637935 exhaust headers set for your BMW M5 E39, make sure to weigh the pros and cons carefully. Consider your budget, mechanical expertise, and priorities. If you value performance and driving enjoyment, this upgrade is likely worth the investment. However, if you are on a tight budget or are not comfortable with the installation process, it may be best to explore other performance upgrades or wait until you have the resources to make this upgrade.
specifications maniheader:
- for models: E39, M5
- for makes: Bmw
- brand: Dinan
- mounting style: Bolt-on
- oxygen sensor location: No Port Location
- manufacturer part number: 11637935
- cylinder head type: In-line Cross-flow
- material: Steel
- grade: Oem
- placement on vehicle: Front
- reference oe/oem number: 11621407929 11621407642 11621407643 11621407644
- fuel type: Petrol
- type: Exhaust Header
- classic part: No
- features: Coated, Heat-resistant, Left Right Exhaust
- country of origin: Germany
- performance part: Yes
shipping maniheader:
- service: UPS Ground
- carrier: UPS
- cost: $200.00
- type: Fixed
- transit: 5-11 Days
- class: Standard
returns maniheader:
- policy: No Returns
offer maniheader:
- sold: 0
- quantity: 1
- options: Ship-to-home
- availability: In Stock
- started: January 19, 2026
seller maniheader:
- rating: 83.3%
- # reviews: 128
general maniheader:
- Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
- condition: Used
payments maniheader:
- credit card: Discover
- wallet: Apple-pay
- other
