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Fupower Custom Auto Parts Manufacturer - Best Racing parts manufactuer in China

4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 1
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 2
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 3
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 4
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 5
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 6
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 1
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 2
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 3
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 4
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 5
4.5 SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe 6

4.5" SS304 Single Midpipe For BMW G80 G81 G82 G83 M3 M4 S58 Exhaust Downpipe

BMW G80 M3 Midpipe, G82 M4 Single Midpipe, S58 Performance Exhaust, 4.5 Inch Exhaust Pipe, BMW M3 M4 Tuning, SS304 Exhaust System BMW, High Flow Downpipe S58, G8x Exhaust Sound Fix, Catless Downpipe BMW G80, S58 Engine Upgrades, 4.5" Stainless Steel Midpipe, Racing Exhaust BMW G82, Fupower M-Series Solutions.

Place of Origin: China

Minimum order quantity: 10

Material Science: Stainless Steel

Packing: Carton Packing

Delivery time: 50

Model: For BMW G80 G81 G82 G83 M3 M4 S58

Type: Exhaust Downpipe

Surface treatment: Plating, coating, painting, or to other

Process: Pipe cutting+tube bending+welding+deburrs

Product Number: G80-07A/B/C

5.0
design customization

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    Product description

    This stainless steel high-flow downpipe that allows the user to remove the restrictive factory "main catalytic converters".  This downpipe is a part of our modular exhaust system and it is compatible with factory or Aftermarket Turbo mid-pipes.


    We used CAD simulation to streamline the flow of exhaust gasses and ensure that it splits evenly into two outlets.  Many hours of R&D were spent to ensure perfect fit, smooth exhaust flow and excellent sound.


    Key Features:


    Innovative 4.5" Single Midpipe Design: Strategically engineered to merge exhaust pulses into a massive, high-volume 4.5-inch (114mm) single-tube flow path. This design effectively eliminates the sound interference and harsh 'rasp' common in factory dual layouts, resulting in a deeper, smoother, and more resonant racing growl.


    High-Flow Performance Downpipes: Manufactured from heavy-gauge SS304, our downpipes replace the restrictive factory catalytic converters. This is the mandatory hardware foundation for Stage 2+ software tuning, ensuring your twin-turbocharged straight-six breathes with zero backpressure.


    Premium SS304 Construction: Every component is crafted from high-grade T304 stainless steel and meticulously hand-TIG welded with professional 'fish-scale' beads. Mandrel-bent tubing ensures a constant internal diameter for maximum volumetric efficiency.


    100% Direct Fitment: Precision-molded specifically for the G8x chassis architecture. This is a direct bolt-on system that utilizes factory mounting positions and integrates seamlessly with both stock and aftermarket Valvetronic muffler systems.


    Performance Highlights:


    Noticeable reduction in turbo lag and improved throttle sensitivity.

    Significant weight reduction compared to the bulky factory equipment.

    Enriches the S58's natural acoustics while maintaining a sophisticated sound profile.

    Product details

    Performance BMW S58 M3 G80 M4 G82 3.0T single midpipe


    HIGHLIGHTS
    • Exotic Exhaust Sound
    • Massive 4.5" Design
    • SS304 Stainless Steel
    • Saves 15lbs Over OEM


    Application:
    * S58 M3 G80 3.0T
    * S58 M4 G82 3.0T

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    Product Features

    This set of downpipes are a direct fit replacement for the original downpipes for the G87 M2 G80 M3 G82 G83 M4.

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    Product parameter

    Description

     stainless steel welding custom exhaust pipe

    Material

    steel grade

    Process

    pipe cutting+tube bending+deburrs

    Tolerance

    +/-0.01mm

    Surface treatment

    deburrs, degrease, chamfer

    Quality control

    0 defects,100% inspection before packing 

    Packing

    Inner: bubble poly bag, outer:5 layers ctn box or poly wooden box/pallet

    Logistics service

    sea, air, express, EXW, FOB, CIF, DDU, DDP

    Certifications

    ISO 9001

    warranty

    100% refund or replacement for NOK pcs

    CUSTOMIZATION AND SOLUTIONS

    If you cannot find accurately products you prefer or your need, we can custom similar products based on your specifications, drawing, samples, or ideas. We will work out it for you.

    Over 15 years performance industry's experience, and our 3 facilities to make sure your products or design to be complete with unique and different finished in the market, to beat your competitors.


    No1 Industry facility TlG fabrication for titanium, aluminum, stainless steel

    Projects: air intakes, exhausts, mufflers, water box, catch can, fuel tank, intercooler, radiator, oil cooler, control arms, Strut Braces & Bars, Engine Guard, Mold shield, bracket, bumpers, shelf, and other mold press works or Fabrication works.

    WELDING

    Send your Sample, drawing, or use our mold or our jig

    LOGO

    Laser cut and welding logo, or stamp logo, or laser logo

    Welding

    TIG Welding fish skin or MIG Welding finish

    Color

    Aluminum: powered coating black, red, polished

    Color

    titanium: blue*purple*gold*brushed*polished

    Color

    stainless: brushed or polished

    Packing

    custom Neutral packaging or print your logo

    Raw/Sample/Design/Logo/Color/Packages/Materials can be customized.

    Custom Logo Options

    激光logo
    激光logo
    焊接logo
    焊接logo
    微信图片_20240606173259
    微信图片_20240606173259

    Titanium: blue*purple*gold*brushed*polished

    钛烤色
    钛烤色
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    图片1
    拉丝
    拉丝
    抛光
    抛光
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    Aluminum: powered coating black, red, polished

    铝对比图
    铝对比图

    Stainless: brushed or polished

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    Get in touch with us
    Just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs!
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    Founded in 2009 by Frank Cao, we have 4 specialized manufacturing facilities. Fupower has a total of more than 120 employees, and the total area of the four production facilities, warehouse and office space is 183,067 sq.ft. As of May 2026, our headquarters is in Shanghai, China.
    Contact person: Frank
    Contact number: 0086-18721636174
    WhatsApp: 0086-18721636174
    Company address: Room 806, Building 17, 2255 Yueluo Road, Shanghai, China
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