Bull Boost Performance
Catless Exhaust Manifold for Porsche Boxster Cayman 987 987.2
Catless Exhaust Manifold for Porsche Boxster Cayman 987 987.2
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Upgrade the performance, sound, and reliability of your Porsche with the STRATEC™ Auto Heat Shield Exhaust Header System for the Porsche Boxster and Cayman 987 / 987.2 (2008–2012). Engineered for enthusiasts who demand improved airflow and thermal efficiency, this high-performance header system delivers noticeable gains in power, throttle response, and exhaust tone while maintaining durability for street and track use.
Constructed from premium T304 stainless steel, the STRATEC™ header features a 3-to-1 manifold design that optimizes exhaust scavenging and reduces backpressure across the RPM range. Integrated stainless steel heat shielding helps control engine bay temperatures, protecting surrounding components and improving long-term reliability under aggressive driving conditions.
Available with 100-cell, 200-cell, or 300-cell high-flow catalytic converter options, this system allows you to tailor performance and sound to your build—ranging from track-focused response to street-friendly compliance.
Key Features:
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STRATEC™ 3-to-1 Header Design – Improves exhaust velocity and mid-range power
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High-Flow Catted Options (100 / 200 / 300 Cell) – Enhanced performance with customizable sound levels
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Integrated Heat Shielding – Reduces engine bay temperatures and heat soak
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T304 Stainless Steel Construction – Corrosion-resistant, durable, and track-proven
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Improved Throttle Response & Power Delivery – Freer-flowing exhaust path
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Precision Fitment – Designed for direct installation on OEM mounting points
Fitment:
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Porsche Boxster 987 / 987.2 (2008–2012)
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Porsche Cayman 987 / 987.2 (2008–2012)
Whether you’re refining your Porsche for spirited street driving or pushing limits on the track, the STRATEC™ Auto Heat Shield Exhaust Header System delivers the performance, sound, and thermal control your flat-six deserves—without compromise.
Shipping & Returns
Shipping & Returns
Shipping on most orders in 24-48 hours special orders can be 2-3 days. Returns see Returns Policy.
We have a 30-day return policy on most products, which means you have 30 days after receiving your item to request a return. Some products carry a longer manufacture warranty please contact us if you have questions about items.
To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at overthehilltractor@gmail.com. Please note that returns will need to be sent to the following address: 2005 Stuarts Draft Hwy, Stuarts Draft, VA 24477
If your return is accepted at damage or defective, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
If your return is due to no longer needed, wrong size order, ordered by mistake, found better pricing, etc the customer is responsible for the return shipping cost.
Any item returned over $50 cost we suggest insurance on package.
You can always contact us for any return question at overthehilltractor@gmail.com.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, we can only give 72 hours from time package is scanned delivered to accept claims. Please contact within 72 hours of delivery so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like fuel related items due to hazardous materials shipping regulations. We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Electrical parts can only be returned if new and in original condition, Used electrical parts are not returnable unless actually defective, contact us with details.
Unfortunately, we cannot accept returns on sale items or gift cards.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at overthehilltractor@gmail.com.
Most items are covered by 30 day warranty, Fuel Related parts are only covered against actually manufacture defect since the fuel produced today breaks down gaskets and seals quickly. Electrical parts can only be returned if new and in original condition, Used electrical parts are not returnable unless actually defective, contact us with details. Returns are handled on each individual item, some items will not require return for refund just that customer submit picture of proof of issue. Please contact us with questions about returns.

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Free Shipping
Free shipping on orders over $150
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