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    DB11 Catless Primary Downpipes
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    Aston Martin DB11 V8 Primary Downpipes

    RS.DB11.Primary

    REDSTAR EXHAUST primary downpipes for the Aston Martin DB11 V8 are expertly engineered to optimize the 4.0L M177 engine. Designed for flawless fitment, these direct bolt-on primary downpipes replace the factory primary catalytic section after the turbos. By improving exhaust flow and reducing restriction, they deliver increased power, sharper throttle response, improved efficiency, and a deeper, more aggressive exhaust note.

    High Flow Catalytic Converter:
    Performance Heat Shield:
    Tunable 02 Sensor Spacers:
    $1,699.00
    Quantity

    Description

    Compatible Vehicles:

    • 2018-2023 Aston Martin DB11 4.0L M177 twin-turbocharged V8

    Available Options:

    • HJS HD 200cpsi- Ultra High-Performance 1000+hp rated catalytic converters. Made in Germany most reputed converters for their outstanding characteristics, quality and durability. >> Read more about HJS cats. 
    • GESI GEN2 400cpsi- catalytic converters rated for 1000hp. The new GEN2 series provides a significant improvement in exhaust flow over stock and offers the latest emissions technology. EPA Compliant catalytic converters have been third-party lab tested to meet or exceed local emissions standards in North America (excluding California) >> Read more about G-Sport by GESI cats.
    • OEM-style Heat Shielding-Introducing our signature REDSTAR thermal management feature, designed to significantly decrease radiant heat from exhaust pipes by an impressive 70-80%. Inspired by racecar engineering, we've seamlessly integrated this innovation into the tuning industry, offering it as an option for all REDSTAR products. Unlike conventional thermal wraps or ceramic coatings, our Heat Shielding stands out in both effectiveness and durability. Beware of imitations that fall short, merely wrapping foil around the pipe—true effectiveness requires a sufficient ceramic wool layer and properly embossed foil, elements central to our design.
    • Straight Tunable 02 Spacers - Comes with 3 inserts to restrict flow to the 02 sensor and help set ready and prevent Engine Light conditions when using the Competition model without proper tuning.

    Main Features:

    • Significant power gain
    • Faster spool up and better throttle response
    • Increasing the life of the turbos 
    • Reducing under hood temperature
    • Adds a very nice tone to the exhaust
    • 100% bolt-on installation
    • 100% TIG welded and back purged
    • Highest quality 2.0mm wall 304 stainless steel
    • OEM-spec V-band flanges
    • All brackets and mounts as on OEM unit
    • Limited lifetime warranty 

    Shipping:

    We offer WORLDWIDE shipping. Once you create your account your order will update with the appropriate shipping cost. Please, ask us for details and availability.

    Notes:

    Tuning: For ECU tuning, we highly recommend Purisic Performance to ensure optimal performance and calibration. Contact: purisicperformance@outlook.com | (239) 777-7381

    Read our Frequently Asked Questions.

    OFF ROAD/MOTORSPORT USE ONLY! 
    This product is not designed to meet any emissions standards and is not for street or highway use. This product is not certified and may not be legal for use on emissions controlled vehicles in any country/jurisdiction.

    Product Details

    Data sheet

    Engine Type
    4.0L Twin Turbo
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    Reference: RS.DB11.Secondary

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    Aston Martin DB11 V8 Secondary Downpipes

    REDSTAR EXHAUST secondary downpipes for the Aston Martin DB11 V8 are engineered to optimize the 4.0L M177 engine with a dedicated secondary catalytic converter delete. Featuring a precision flow-optimized lower downpipe design, this direct bolt-on upgrade improves exhaust flow, enhances performance, and delivers a deeper, more aggressive exhaust...
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    In stock