2018-2019 Audi RS5 Grille: A Guide to Fitment, Sensors, and Replacement
This guide covers the critical compatibility checks, common damage points, and replacement considerations for the 2018-2019 Audi RS5 grille.
- The grille for an RS5 will not fit a standard A5 or S5 bumper; you must buy the correct part for your specific model.
- Before purchasing, you must verify if your car has Adaptive Cruise Control (ACC) and a front camera, as the grilles are different.
- Replacement requires removing the entire front bumper cover, a job that takes several hours.
- If the ACC sensor is disturbed or the car was in a collision, a sensor recalibration by a qualified shop is critical for safety and costs an additional $500-$1500.
Key Variants for 2018-2019 Audi RS5 Grilles
When purchasing a replacement grille for a 2018-2019 Audi RS5, several variations must be considered to ensure correct fitment and function. Ordering the wrong type can lead to non-functional driver-assist features or an improper fit.
Warning: Grilles designed for the RS5 model will not fit the standard A5 or S5 bumpers, and vice-versa. The bumper shapes and mounting points are different. Aftermarket "RS5-style" grilles are sold for A5 and S5 models, but these are not interchangeable with genuine RS5 parts.
Key Compatibility Checks:
- Adaptive Cruise Control (ACC): This is the most critical variation. Vehicles equipped with ACC have a specific cutout and mounting bracket in the lower section of the grille to house the radar sensor. Grilles for cars without ACC lack this provision. Installing a non-ACC grille on a car with the system will block the sensor, causing "Audi Pre Sense" and ACC errors on the dashboard.
- Front-View Camera: Some RS5 models are equipped with a 360-degree camera system, which includes a small camera mounted within the grille, typically below the Audi rings. Ensure the replacement grille has the correct mounting point if your vehicle has this feature.
- Parking Sensors: Most RS5 grilles will have integrated holes for the front parking sensors. Verify that the replacement grille has the correct number and location of these sensor mounts.
- Finish and Trim: Audi offered different styling packages. The standard grille often features a matte aluminum or silver surround, while the popular "Black Optics" package includes a gloss black surround and honeycomb mesh. Part numbers often vary based on these cosmetic finishes.
Symptoms of a Damaged Grille
Grille failure is almost always the result of physical impact. Unlike mechanical parts, a grille doesn't wear out, but its condition is vital for the systems attached to it.
- Visible Physical Damage: The most obvious symptom is damage from road debris, parking lot incidents, or collisions. This can include cracks in the plastic, holes in the honeycomb mesh, broken mounting tabs, or a peeling or chipped finish.
- Loose Fitment: If the grille feels loose or misaligned, it's likely that some of its mounting tabs have broken. This can affect airflow and the alignment of any attached sensors.
- Driver-Assist System Malfunctions: A cracked or improperly mounted grille can knock the ACC radar or front camera out of alignment, even if the sensors themselves are not directly hit. This can trigger dashboard warnings like "ACC Unavailable" or "Audi Pre Sense: currently limited." In these cases, the grille damage is the root cause of an electronic-seeming problem.
Buying a Used 2018-2019 RS5 Grille: What to Inspect
A used OEM grille is an excellent alternative to a costly new part, provided you inspect it carefully. A quality used grille will fit perfectly and function just like a new one, as it was made to Audi's original specifications.
Inspection Checklist:
- Verify Compatibility: Before anything else, confirm the part matches your car's options. Check for the ACC sensor cutout, front camera mount, and correct finish (Black Optics vs. standard). Bring a photo of your car's current grille for comparison.
- Check All Mounting Tabs: This is the most critical inspection point. Carefully examine the top, bottom, and side mounting tabs. There are numerous clips that secure the grille to the bumper cover. If several of these are broken, the grille will not sit securely, leading to rattles, vibration, and potential sensor misalignment. Minor damage to one tab might be acceptable, but widespread breakage is a deal-breaker.
- Inspect the Honeycomb Mesh: Look for cracks, splits, or holes from stone impacts. While small imperfections may be cosmetic, larger breaks compromise the grille's structural integrity and appearance.
- Examine Sensor Mounts: Check that the mounting points for the ACC radar, camera, and parking sensors are intact and free of cracks. A damaged sensor mount will prevent the component from being secured properly, leading to system errors.
- Check the Finish: Look for deep scratches, peeling clear coat, or chemical stains that won't come off with cleaning. Minor scuffs are normal for a used part, but significant cosmetic damage may require refinishing.
Replacement Information
Replacing the grille on a 2018-2019 Audi RS5 is a moderately difficult job that requires removing the entire front bumper cover. While it can be done by an experienced DIYer, novices may want to seek professional help.
The general process involves:
- Removing the front wheels.
- Detaching the fender liners to access bolts connecting the bumper to the fenders.
- Removing screws in the engine bay and on the vehicle's undertray.
- Disconnecting any wiring for parking sensors, the ACC sensor, and cameras before carefully pulling the bumper cover off the car.
- Placing the bumper on a soft surface and unclipping the old grille from the inside.
- Transferring sensors, emblems, and any other hardware to the new grille before clipping it into the bumper cover.
Important: If the Adaptive Cruise Control (ACC) sensor is detached from its bracket or the bumper has been impacted, an ACC recalibration is often required. This procedure ensures the radar is aimed correctly and must be performed by a dealership or a qualified shop with specialized alignment tools. Failure to calibrate can result in the system not working or, worse, functioning incorrectly.
Cost Comparison
| Part Type | Estimated Cost |
|---|---|
| New OEM | $950 - $2,200 |
| New Aftermarket | $200 - $700 |
| Used OEM | $400 - $1,000 |
| Shop Labor (Replacement) | $300 - $500 |
| Shop Labor (ACC Recalibration) | $500 - $1,500 |
Known Issues, Recalls, and TSBs
As of mid-2024, there are no specific NHTSA recalls or widespread Technical Service Bulletins (TSBs) directly related to the grille itself for the 2018-2019 Audi RS5. Most owner-reported issues stem from physical damage or problems with aftermarket grille fitment. Recalls for this vehicle concern other areas like passenger airbag sensors and a battery terminal cover.
Frequently Asked Questions (FAQ)
Can I install an RS5 grille on my Audi A5 or S5?
No, an OEM RS5 grille will not fit a standard A5 or S5 bumper. You must purchase an aftermarket "RS5-style" grille specifically designed for the A5/S5 bumper.
Do I need to recalibrate my ACC sensor after replacing the grille?
Audi recommends it any time the front bumper is removed. If the sensor itself was unbolted from its bracket or if the original grille was damaged in a collision, calibration is almost certainly necessary to ensure the system functions safely and accurately. If you are simply swapping an undamaged grille and do not disturb the sensor, you may not get an error, but calibration is still the safest practice.
What tools are needed to replace the RS5 grille?
You will need a comprehensive set of Torx bits (T25 is common), socket wrenches, screwdrivers, and trim removal tools. The job requires removing the front bumper cover, which is held on by numerous fasteners in the wheel wells, under the car, and in the engine bay.
Can I repair a cracked grille instead of replacing it?
Minor cracks on the back side can sometimes be repaired with a strong epoxy, but for a high-value vehicle like the RS5, replacement is usually the better option. A repair may not be cosmetically perfect, and more importantly, any damage that affects the grille's structural rigidity could compromise the mounting and alignment of critical sensors.
Technical Specifications
OEM Part Numbers: 8W6-853-651-AK-ALZ 8W6-853-651-AK-WJF 8W6-853-651-AK-T94 AU1036117 8W6-807-681-P-T94 8W6-807-681-Q-T94 8W6-807-682-Q-T94 8W6-807-683-B-9B9 8W6121763BT94 8W6807681AS3Q0 8W6807681P 8W6807681P T94 8W6807681PT94 8W6807681Q 8W6807681Q T94 8W6807681QT94
Material: ABS Plastic. Finishes: Matte Aluminum/Silver surround, Gloss Black surround ('Black Optics'). Features: Provisions for Adaptive Cruise Control (ACC) sensor, front-view camera, and parking sensors.
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Audi RS5: