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The factory downpipes on the S63 platform are designed for emissions compliance and restrict exhaust flow. These high-flow race downpipes reduce backpressure, allowing the turbos to operate more efficiently, improving throttle response, increasing power, and producing a more aggressive exhaust tone. With a less restrictive design, exhaust gases exit faster, helping the turbos spool quicker and deliver more consistent performance across the powerband. Key Features Direct OEM fitment High-flow race design for maximum performance Significant reduction in exhaust restriction Improved turbo response and power output Increased exhaust volume and aggressive tone Precision CNC-machined flanges Mandrel-bent 304 stainless steel construction TIG-welded for strength and durability Compatible with factory and aftermarket exhaust systems Build Quality Manufactured from 304 stainless steel with smooth transitions and precision welds to ensure optimal exhaust flow and long-term durability under high heat and boost conditions. Fitment Fits: BMW F90 M5 (2018–2023) BMW F91 M8 Convertible (2020+) BMW F92 M8 Coupe (2020+) BMW F93 M8 Convertible (2020+) Important Notes For off-road use only ECU tune required for optimal performance Check engine light may occur without proper tuning Professional installation recommended Please include your VIN in the order notes so we can confirm fitment and supply the correct product If installation is selected, this order will be shipped to our Burbank installation location for scheduled service Shipping Estimated delivery: 4–8 business days Tracking provided once shipped Warranty 36-month warranty covering manufacturer defects only Covers defects in materials or workmanship under normal use Exclusions Does not cover improper installation Does not cover misuse, abuse, or neglect Does not cover normal wear and tear Does not cover damage caused by failing or reused components such as gaskets, clamps, or related hardware Installation by BimmerTechsLA If installed by BimmerTechsLA, labor is covered under warranty for 36 months Labor coverage applies only to issues directly caused by a defect in the product Labor warranty does not cover issues caused by unrelated parts, pre-existing conditions, or customer-requested reuse of worn components Installation & Delivery Installation available at BimmerTechsLA (Burbank, CA) upon request If installation is selected or a free-shipping/install code is used, your order will be shipped to our installation location, not to your address By selecting installation or using the install code, you agree to have your product delivered to BimmerTechsLA for scheduled service Local pickup is completed at our installation location after the service is performed
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🇺🇸 Ship from USA · On Agora since 2026
$549.00