Audi / Volkswagen Tunnel Reinforcement Bracket Front 1K0804421C
OEM Part #: 1K0-804-421-C (1K0804421C)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
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Enhance structural integrity with the authentic OEM Tunnel Reinforcement Bracket, part number 1K0804421C, designed for the front section of various Volkswagen and Audi models. This genuine factory-original part fits seamlessly in the 2012-2020 Volkswagen Passat, 2005-2013 Audi A3, and other compatible vehicles, providing crucial support to the vehicle's body structure while preventing excessive flexing. Common issues such as wear or damage to floor pan cross-members are resolved with this essential replacement, ensuring your vehicle maintains optimal safety and longevity. The bracket also goes by names like Lower Reinforced and Floor Pan Cross-Member, making it a versatile solution for proper fitment.
Specifications
| Fits Vehicle Model | A3, Beetle, Eos, Golf, Golf R, GTI, Jetta, Passat, R32, Rabbit |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 1K0-804-421-C (1K0804421C) |
| Compatible OEM Part No | 1K0-804-421-B, 1K0-804-421-A |
| Side | Front |
| Category | Underbody |
Compatible Vehicles
Fits 176 vehicle configurations across 2 makes, 2005-2022.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 176 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2006 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2007 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2008 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2009 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2010 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2010 | Audi | A3 | Hatchback | 2.0L l4 Diesel Turbo | |
| 2011 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2011 | Audi | A3 | Hatchback | 2.0L l4 Diesel Turbo | |
| 2012 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2012 | Audi | A3 | Hatchback | 2.0L l4 Diesel Turbo | |
| 2013 | Audi | A3 | Hatchback | 2.0L l4 Turbo | |
| 2013 | Audi | A3 | Hatchback | 2.0L l4 Diesel Turbo | |
| 2005 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2005 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2005 | Volkswagen | Jetta | Sedan | 1.9L l4 Diesel Turbo | |
| 2005 | Volkswagen | Jetta | Wagon | 1.9L l4 Diesel Turbo | |
| 2005 | Volkswagen | Jetta | Wagon | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Jetta | Wagon | 2.0L l4 | |
| 2006 | Volkswagen | Golf | Hatchback | 2.0L l4 | |
| 2006 | Volkswagen | Golf | Hatchback | 1.9L l4 Diesel Turbo | |
| 2006 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | |
| 2006 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2006 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2006 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2006 | Volkswagen | Jetta | Sedan | 1.9L l4 Diesel Turbo | |
| 2007 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2007 | Volkswagen | Eos | 2 Convertible | 3.2L V6 | |
| 2007 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2007 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2007 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2008 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2008 | Volkswagen | Eos | Convertible | 3.2L V6 | |
| 2008 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2008 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2008 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2008 | Volkswagen | R32 | Hatchback | 3.2L V6 | |
| 2008 | Volkswagen | Rabbit | Hatchback | 2.5L l5 | |
| 2009 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2009 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2009 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2009 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2009 | Volkswagen | Jetta | Wagon | 2.0L l4 Turbo | |
| 2009 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2009 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2009 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2009 | Volkswagen | Rabbit | Hatchback | 2.5L l5 | |
| 2010 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2010 | Volkswagen | Golf | Hatchback | 2.5L l5 | |
| 2010 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | |
| 2010 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2010 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2010 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2010 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2010 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2010 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2011 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2011 | Volkswagen | Golf | Hatchback | 2.5L l5 | |
| 2011 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | |
| 2011 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2011 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2011 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2011 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2011 | Volkswagen | Jetta | Wagon | 2.0L l4 | |
| 2011 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2011 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2012 | Volkswagen | Beetle | Hatchback | 2.5L l5 | |
| 2012 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2012 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2012 | Volkswagen | Golf | Hatchback | 2.5L l5 | |
| 2012 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | |
| 2012 | Volkswagen | Golf R | Hatchback | 2.0L l4 Turbo | |
| 2012 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2012 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2012 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2012 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2012 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2012 | Volkswagen | Jetta | Wagon | 2.0L l4 | |
| 2012 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2012 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2012 | Volkswagen | Passat | Sedan | 2.5L l5 | |
| 2012 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2012 | Volkswagen | Passat | Sedan | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Beetle | Convertible | 2.5L l5 | |
| 2013 | Volkswagen | Beetle | Hatchback | 2.5L l5 | |
| 2013 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Beetle | Convertible | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Beetle | Hatchback | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Golf | Hatchback | 2.5L l5 | |
| 2013 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Golf R | Hatchback | 2.0L l4 Turbo | |
| 2013 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2013 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2013 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2013 | Volkswagen | Jetta | Wagon | 2.0L l4 | |
| 2013 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2013 | Volkswagen | Passat | Sedan | 2.5L l5 | |
| 2013 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2013 | Volkswagen | Passat | Sedan | 2.0L l4 Diesel Turbo | |
| 2014 | Volkswagen | Beetle | Convertible | 1.8L l4 Turbo | |
| 2014 | Volkswagen | Beetle | Convertible | 2.5L l5 | |
| 2014 | Volkswagen | Beetle | Hatchback | 1.8L l4 Turbo | |
| 2014 | Volkswagen | Beetle | Hatchback | 2.5L l5 | |
| 2014 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2014 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2014 | Volkswagen | Beetle | Convertible | 2.0L l4 Diesel Turbo | |
| 2014 | Volkswagen | Beetle | Hatchback | 2.0L l4 Diesel Turbo | |
| 2014 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2014 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2014 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2014 | Volkswagen | Jetta | Sedan | 2.5L l5 | |
| 2014 | Volkswagen | Jetta | Wagon | 1.8L l4 Turbo | |
| 2014 | Volkswagen | Jetta | Wagon | 2.5L l5 | |
| 2014 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2014 | Volkswagen | Jetta | Wagon | 2.0L l4 | |
| 2014 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2014 | Volkswagen | Jetta | Wagon | 2.0L l4 Diesel Turbo | |
| 2014 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2014 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2014 | Volkswagen | Passat | Sedan | 2.5L l5 | |
| 2014 | Volkswagen | Passat | Sedan | 2.0L l4 Diesel Turbo | |
| 2015 | Volkswagen | Beetle | Convertible | 1.8L l4 Turbo | |
| 2015 | Volkswagen | Beetle | Hatchback | 1.8L l4 Turbo | |
| 2015 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2015 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2015 | Volkswagen | Beetle | Convertible | 2.0L l4 Diesel Turbo | |
| 2015 | Volkswagen | Beetle | Hatchback | 2.0L l4 Diesel Turbo | |
| 2015 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2015 | Volkswagen | Jetta | Sedan | 2.0L l4 | |
| 2015 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2015 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2015 | Volkswagen | Jetta | Sedan | 2.0L l4 Diesel Turbo | |
| 2015 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2015 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2015 | Volkswagen | Passat | Sedan | 2.0L l4 Diesel Turbo | |
| 2016 | Volkswagen | Beetle | Convertible | 1.8L l4 Turbo | |
| 2016 | Volkswagen | Beetle | Hatchback | 1.8L l4 Turbo | |
| 2016 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Eos | Convertible | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2016 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2016 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2016 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2017 | Volkswagen | Beetle | Convertible | 1.8L l4 Turbo | |
| 2017 | Volkswagen | Beetle | Hatchback | 1.8L l4 Turbo | |
| 2017 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2017 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2017 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2017 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2018 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Jetta | Sedan | 1.8L l4 Turbo | |
| 2018 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2018 | Volkswagen | Passat | GT Sedan | 3.6L V6 | |
| 2018 | Volkswagen | Passat | Sedan | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2019 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Passat | Sedan | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Passat | Sedan | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Passat | Sedan | 2.0L l4 Turbo | |
| 2013 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2014 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2015 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2022 | Volkswagen | Passat | Sedan | 2.0L l4 Turbo |