Alpha Competition BMW E8X 135i 1M E9X 335i N54 Catless Downpipes
409.99€
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Alpha Competition offers a performance-oriented high-flow N54 catless downpipes upgrade for BMW 135i 1M E82 and 335i E9X models. These downpipes are meticulously crafted from T304 stainless steel, a premium material known for its strength and resistance to corrosion. The mandrel-bent tubing ensures optimal exhaust flow for improved performance.
Alpha Competition N54 catless downpipes deliver a significant performance advantage by removing the restrictive catalytic converter from the exhaust system. This allows the turbochargers to spool more efficiently and expel exhaust gases with less restriction. The result is a noticeable increase in horsepower and torque, especially when combined with other performance modifications. Drivers can expect a more exhilarating driving experience with sharper throttle response for a more connected feel.
Engineered for a direct bolt-on installation, Alpha Competition downpipes offer a relatively straightforward upgrade process. This minimizes downtime and ensures a proper fit for optimal performance gains.
Alpha Competition N54 catless downpipes represent a strategic investment for BMW N54 owners seeking to unlock the full potential of their vehicles. The combination of increased power, improved responsiveness, and a more aggressive exhaust note elevates the driving experience without sacrificing a clean installation process.
FEATURES
- Hand Crafted with TIG welded
- 3″ / 76mm pipework
- 304 Grade Stainless Steel
- Compatible with OEM Exhaust System
- Direct bolt on
- Smooth radius bends to decrease turbulence and increase flow
APPLICATIONS
- 2007-2010 BMW N54 E82 135i
- 2011-2013 BMW N54 E82 1M
- 2006-2010 BMW N54 E9X 335i
NOTES
Does not fit X-Drive models
Due to potential variations in exhaust system fitment, professional installation is recommended for optimal results.
Legal restrictions may apply to the use of catless downpipes in certain regions. Please check your local regulations before installation.
ADDITIONAL INFORMATION:
Brand | |
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Material | 304 Stainless Steel |
PREPREG is a common term for a reinforcing fabric such carbon which has been pre-impregnated with a resin system. This resin system (typically epoxy) already includes the proper curing agent. As a result, the prepreg is ready to be laid into the mold without the addition of any more resin. In order for the laminate to cure, an autoclave production process is used, a combination of high pressure and heat.
- Maximum strength and performance characterictics. In a hand layup production process, it is difficult to achieve 50% fabric and 50% resin content. Typical hand laminates, even when vacuum bagged, end up with a significant amount of excess resin. Excess resin increases brittleness and reduces overall strength properties. On the other hand, most prepregs contain around 35% resin. This is ideal for maximum cured properties and generally impossible to achieve in normal hand lamination.
- Uniformity and repeatability. The prepreg is of uniform thickness and each part coming out of the mold may theoretically be the same. Vacuum bagging technology may have some errors in processing, but prepreg ensures production consistency.
- Reduce curing time. After the thermal curing cycle, no need to wait for the standard 48 hours can be fully cured.
- Aesthetics. Although prepreg processing still requires mold preparation and demoulding, prepreg processing eliminates air bubbles, makes it easier to obtain a smooth, glossy surface as well as eliminates any seaming lines.
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We offer free tracked shipping on all orders within mainland EU. Orders to remote areas such as Malta, Cyprus, and Iceland may incur a surcharge. Worldwide shipping is also available—please contact us for a quote.
Most orders dispatch within one business day (Monday to Friday). EU delivery takes 3–5 working days from dispatch, and tracking details will be provided via email once your order has shipped.
Please note that import taxes may apply outside the EU, and these are the responsibility of the buyer. Some items may ship directly from our suppliers and may have varying delivery times. If an item is out of stock, we will contact you to discuss the available options.
RETURNS
Changed your mind? You can return unused, uninstalled items in original packaging within 30 days of delivery. Return shipping is the customer’s responsibility unless the item is faulty.
Custom, used, or built-to-order items are non-returnable.
Once we receive and inspect your return, refunds are typically processed within 10 business days.
If your item is damaged or incorrect, contact us within 48 hours with photos and order details.
WARRANTY
All VA and VA Motorsports products come with a 1-year limited warranty covering manufacturing defects and fitment issues. For third-party items, warranty terms vary by brand—please check the product listing or contact us for details.
This warranty does not cover wear and tear, incorrect installation, cosmetic damage, labor, or third-party costs.
To start a claim, email us with your order number, issue description, and photos. If the claim is approved, we’ll offer a replacement, store credit, or a refund.
FREQUENTLY ASKED QUESTIONS (Faq)
Yes, we do ship worldwide. However, we recommend contacting us before placing your order, as the price only covers the product and does not include shipping costs
Each product listing includes detailed compatibility information. Please review it carefully to ensure the part fits your specific vehicle model and year. If you’re unsure, feel free to contact us with your vehicle details, and we’ll be happy to assist you.
Yes, we do provide this service in our workshop. Our skilled technicians can professionally install your body styling and performance parts to ensure a perfect fit and optimal performance. Please contact us to schedule an appointment or for more information.
Yes, customers within mainland EU can enjoy free shipping on all orders. However, in rare cases, customers from non-EU or remote areas may be contacted about an additional shipping fee. For further questions, feel free to contact us.
Shipping times vary based on your location and the product ordered.
Take note, that in-stock products will be shipped the next working day. Otherwise, your order will be dispatched as stated on its product information.
For customers within the EU, delivery typically takes 3-5 working days from the dispatch date.
For international customers, orders are generally delivered within 5-10 working days from the dispatch date.
We accept returns on unused and uninstalled items within 14 days of purchase. The product must be in its original packaging and condition. Shipping fees are non-refundable, and return shipping costs are the buyer's responsibility.