VW MQB Platform 6061 Aluminum Centre & Rear Tunnel Brace Set for Golf MK7 / MK8, Audi A3 / Q2, SEAT Leon / Ateca, Skoda Octavia / Superb (FWD / LHD Only / Replaces 5Q0804421B / 5Q0802128)
Centre and rear tunnel brace set crafted from 6061 aluminum alloy, upgraded from the factory thin stamped-steel construction to reinforce the body's weaker points and reduce chassis flex under high loads. The structure has been redesigned with an 8mm downward adjustment in the middle of the centre tunnel brace, accommodating performance system upgrades and providing the necessary clearance for larger aftermarket pipes without compromising structural integrity.
Features:
- Enhanced strength – upgraded from the factory thin stamped-steel to a sturdy 6061 aluminum alloy, reinforcing the body's weaker points and reducing chassis flex under high loads
- Perfect fit – structure redesigned with an 8mm downward adjustment in the middle of the centre tunnel brace to accommodate performance system upgrades, allowing upgrades without removing the brace while maintaining body rigidity
- Aftermarket pipe clearance – the rear tunnel brace provides necessary clearance for larger aftermarket pipes that the factory tunnel brace often obstructs
- Easy installation – no drilling or cutting required, enhances body rigidity without compromising ride quality, ensuring no additional noise, vibration, or discomfort in the cabin
- Simple and stylish – matches your vehicle's look perfectly with anodized finish for rust-proof durability
- Available in black, red, and blue
Specifications:
- Condition: 100% Brand New
- Type: Centre Tunnel Brace & Rear Tunnel Brace
- Material: 6061 Aluminum Alloy
- Surface: Anodized
- Available Colors: Black, Red, Blue
- Mounting Hardware: M8 x 1.25 Screws
OE / Replacement Part Numbers:
- 5Q0804421B
- 5Q0802128
Important Notes:
- Only fits VW MQB platform vehicles with front wheel drive
- Only for Left Hand Drive vehicles
Volkswagen Fitment:
- VW Arteon 3H (2017 – Up)
- VW Golf VII 5G Saloon (2013 – 2017)
- VW Golf VII 5G (2018 – Up)
- VW Golf VII Variant BA Estate (2014 – 2017)
- VW Golf VII BQ (2017 – 2020)
- VW Golf VIII CD (2020)
- VW Golf VIII CD Saloon (2020 – Up)
- VW Golf VIII CD Estate (2021 – Up)
- VW Golf Sportsvan AM (2014 – 2020)
- VW Jetta / Syncro BU (2020 – 2022)
- VW Passat B8 3G (2018 – 2024)
- VW T-Roc Convertible AC (2020 – Up)
- VW T-Roc A1 (2018 – Up)
Audi Fitment:
- Audi A3 Cabriolet 8V (2015 – 2016)
- Audi A3 Cabriolet 8V (2017 – 2021)
- Audi A3 Saloon / Sportback 8V (2013 – 2016)
- Audi A3 Saloon / Sportback 8V (2017 – 2020)
- Audi A3 Saloon / Sportback 8Y (2020 – Up)
- Audi Q2 GA (2017 – Up)
SEAT Fitment:
- SEAT Ateca KH (2016 – Up)
- SEAT Formentor KM (2021 – Up)
- SEAT Leon 5F (2013 – 2016)
- SEAT Leon 5F (2017 – 2020)
- SEAT Leon KL (2020 – Up)
Skoda Fitment:
- Skoda Karoq ND (2018 – Up)
- Skoda Octavia III 5E (2018 – 2021)
- Skoda Octavia III 5E Saloon / Estate (2014 – 2017)
- Skoda Octavia III 5E Saloon / Estate (2017 – 2021)
- Skoda Octavia IV NN (2020 – Up)
- Skoda Superb III 3V Sedan / Estate (2015 – Up)
Contents:
- 1x Tunnel Bracket
- 4x M8 x 1.25 Screws
Warranty:
- 12-month standard warranty from date of purchase
- Contact our support team for assistance with any issues
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed
VW MQB Platform 6061 Aluminum Centre & Rear Tunnel Brace Set for Golf MK7 / MK8, Audi A3 / Q2, SEAT Leon / Ateca, Skoda Octavia / Superb (FWD / LHD Only / Replaces 5Q0804421B / 5Q0802128)
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


