Accessory Installation Guide
2022MY WRX Rear Side Under Spoiler | E5610VC010 |
STI Rear Side Under Spoiler
Installation Manual
Genuine part number : E5610VC010/E5610VC020
Applicable model: ＷＲＸ（ＶＢ）,ＴＹＰＥ Ｂ～
– This manual describes how to install and handle the STI Rear Side Under Spoiler.
– Read this manual carefully before work and make sure to install it correctly.
Precautions
– Install the STI Rear Side Under Spoiler by reading the Installation Manual carefully.
– Handle the STI Rear Side Under Spoiler with care and do not let it fall.
– Do not install or use this product in any way other than described in this manual.
– We do not assume any responsibility for any trouble arising from failure to comply with the instructions in this manual.
– Double-sided tape is used to attach the STI Rear Side Under Spoiler.
Attach it with care as once it is attached, it is extremely difficult to remove.
Before Work
– When installing this product, park the car on a level ground and apply the parking brake.
– When installing this product, be sure not to damage the car body.
– Before installing this product, wipe off any dirt or oil film from the Rear bumper attachment surface with a soft waste cloth dampened in a neutral detergent. Then, let it dry completely before work.
– The adhesive strength is weakened significantly when the temperature is 15℃ or lower. In this case, use a dryer to warm the double-sided tape before attachment.
(Do not warm up excessively as doing so may result in deformation.)
– Be extremely careful not to let this product get wet by washing, etc. for 24 hours after attaching it.
Dosing so may cause the product to come off.
– To protect yourself from burns, make sure to stop the engine and let it cool completely before work
– When jacking up the vehicle, be sure to keep the ground level and a hard place where the jack does not bite, and be sure to support it with a rigid rack before carrying out the work.
1. Drill holes in the Rear Bumper ( The RH side also performs the same work. )
(1) Refer to the service manual, remove the Fender garnish, and remove the Vehicle screw.
Next, remove the two vehicle clips.
※ Reuse Vehicle screw.
※ Do not reuse Vehicle clip.
(2) As shown in Fig. 2, determine the position of the pattern according to the P.L. (step) and fix it with masking tape.
Mark the center of the hole in the ⑦ pattern paper LH with a marking needle.
Advice
During drilling, put a cloth adhesive tape as a stopper around the drill blade about 5mm from its tip in order to prevent damages to the Rear Bumper.
(3) As shown in Fig.3, spread the rear bumper outward and insert the waste cloth.
Make pilot holes at the marking positions in the order of 3 mm and 6 mm, and finally make a 12 mm hole.
Advice
Make a 12mm hole only in the bumper, being careful not to penetrate the parts behind the bumper.
Advice
After drilling, remove the burrs around the hole.
(4) Refer to the service manual, restore the Fender garnish to the Rear Bumper.
(5) As shown in Fig.4, mark the center of the cross mark with a marking needle.
Make pilot holes at the marking positions in the order of 3 mm and 6 mm, and finally make a 9.5 mm hole.
Advice
During drilling, put a cloth adhesive tape as a stopper around the drill blade about 5mm from its tip in order to prevent damages to the Rear Bumper.
Advice
After drilling, remove the burrs around the hole.
(6) Insert the ⑤wellnut into the 9.5 mm hole.
2. Cleaning/Degreasing ( The RH side also performs the same work. )
(1) Clean, degreas, and dry the shaded area of the Rear Bumper with a degreasing agent.
Advice
If rainwater is attached, wipe it dry with a dry cloth.
Insufficient wiping and drying can cause the product to come off.
3. Install the STI Rear Side Under Spoiler ( The RH side also performs the same work. )
(1) Part of the double-sided tape liners on the ① STI Rear Side Under Spoiler is peeled off and fixed with masking tape.
Advice
Do not peel off the double-sided tape liner more than necessary.
Double-sided tape clings to the bumper, which hinders positioning.
(2) Align the ① STI Rear Under Spoiler with the Rear Bumper and fix it with a ② Clip (Small).
(3) Secure the ① Rear Side Under Spoiler with ④ Washer and ③ Clip (Large).
(4) Temporarily fix the ① STI Rear Under Spoiler with ⑥ Bolt.
(5) Compare the arrow C and decide the mounting position so that the left and right sides look even.
The double-sided tape is crimped while slowly pulling out the release paper in the order of (1) to (4).
Advice
If it is difficult to remove the release paper, slowly pull it out with needle-nose pliers.
(6) The force that the car shakes with the double-sided tape adhesive part Crimping with.
(7) Fully tighten the bottom ⑥bolt with a ratchet wrench 8 mm.
Reference tightening torque 1.0N･m (0.1kgf・m)
(8) Finally, check the floating and tilt of the mounting part, No missing clips or bolts or forgetting to tighten Please check if it is.
This is the end of the work.
To customers
- We do not accept warranty repairs such as scratches, discoloration of paint, and peeling that occur
during use. - The back side of this product is not painted. It may vary depending on the product.
- By installing this product, it is up to 32mm lower than the rear bumper.
- Because it is easy to come into contact with curbs, ring clasps, steps, etc.
Be careful not to touch it while driving or parking.
If it comes in contact with it, it may be scratched, deformed, damaged or dropped, and the spoiler may be damaged accordingly. - In the case of slight contact, you may not notice the contact, so be sure to perform a pre-operation inspection and check the area around the mounting part in particular.
- Also, running in snow or ruts may damage the spoiler, deform it, drop it off, or damage the vehicle.
Damage caused by these or equivalent external forces is not covered by the warranty.
Pattern paper
Cut on the outside of the line.
- If you print, there is a possibility of scale is not a 1/1.
- Use after copying so that the scale is 1/1.
E5610VC010
2022MY WRX Rear Side Under Spoiler
- Underspoiler layout all around the underside including the rear side and a skirt lip that protects the front to maintain negative pressure on the underside of the body for improved downforce. The total aerodynamic stability of the vehicle has been reached to a level that everyone can experience on highways and secondary roads. This listing is for the rear side underspoiler only. Compatibility: VAG(S4)/VAB(STI)
- Cannot be used with aero splash rears; Minimum ground clearance will change
- Fits: 2019.1 - [H type] Grade: All grades
- Fitment: The rear trunk spoiler is compatible with 2015-2021 Subaru WRX 4 Door Sedan; Compatible with 2015-2021 Subaru WRX STI 4 Door Sedan. Please check if this spoiler is suitable for your vehicle before purchasing
- Superior Material: Made of ABS plastic, wear against, stable and reliable, high strength, good impact against, not easy to damage, good long time performance. The painted finish provides protection for the surface and improves durability
- Enhance Performance: The rear trunk spoiler will provide a downward pressure to improve vehicle stability when the vehicle is running. At the same time, it brings a strong sense of impact visually and endows the whole vehicle with a sporty appearance
- Package Included: 1 x Rear Trunk Spoiler (Matte Black) and mounting hardware. Instructions are NOT included
- Easy Installation: Easy and quick to install with screws. You may need some additional drilling
Last update on 2026-06-22 / Affiliate links / Images from Amazon Product Advertising API
SEOCONTENT-START
Rear Bumper ① STI Rear Side Under Spoiler – Install the STI Rear Side Under Spoiler by reading the Installation Manual carefully. – Handle the STI Rear Side Under Spoiler with care and do not let it fall. – Do not install or use this product in any way other than described in this manual. – We do not assume any responsibility for any trouble arising from failure to comply with the instructions in this manual. – Double-sided tape is used to attach the STI Rear Side Under Spoiler. Attach it with care as once it is attached, it is extremely difficult to remove. -1- STI Rear Side Under Spoiler Installation Manual △００ – This manual describes how to install and handle the STI Rear Side Under Spoiler. – Read this manual carefully before work and make sure to install it correctly. △！ Precautions Installation Completion Illustration Genuine part number : E5610VC010/020 Applicable model : ＷＲＸ（ＶＢ）,ＴＹＰＥ Ｂ～ ① ② ③ ④ ⑤ ⑥ ⑦型紙 ＬＨ ＲＨ BUMPER BUMPER REAR SIDE UNDER SPOILER //////////////////////////////// // //// /// /////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// REAR SIDE UNDER SPOILER φ12 ㎜ φ12 ㎜ Components Tools -2- Before Work ① ② RH:1 /LH:1 No. Part Name Qty STI Rear Side Under Spoiler 2 – Make sure to check the components below before installation. – When installing this product, park the car on a level ground and apply the parking brake. – When installing this product, be sure not to damage the car body. – Before installing this product, wipe off any dirt or oil film from the Rear bumper attachment surface with a soft waste cloth dampened in a neutral detergent. Then, let it dry completely before work. – The adhesive strength is weakened significantly when the temperature is 15℃ or lower.In this case, use a dryer to warm the double-sided tape before attachment. (Do not warm up excessively as doing so may result in deformation.) – Be extremely careful not to let this product get wet by washing, etc. for 24 hours after attaching it. Dosing so may cause the product to come off. – To protect yourself from burns, make sure to stop the engine and let it cool completely before work – When jacking up the vehicle, be sure to keep the ground level and a hard place where the jack does not bite, and be sure to support it with a rigid rack before carrying out the work. ③ ④ ⑤ Clip(Small) Pattern paper RH/LH (P7) 4 4 φ3mm φ6mm φ9.5mm φ12mm Clip(Large) 2 ⑥ ⑦ Washer Wellnut Bolt 2 1 8mm LH Fr UP Fr LH UP 3mm → 6mm→ 12mm -3- LH Fr UP Fr LH UP LH Fr UP 3 2 1 1. Drill holes in the Rear Bumper ( The RH side also performs the same work. ) Masking tape Rear Bumper Rear Bumper Rear Bumper Rear Bumper Rear Bumper Bottom view LH side Bottom view LH side LH view Bottom view LH side Fender garnish Remove the Vehicle clip Along the bumper shape Matte range ！ Advice After drilling, remove the burrs around the hole. Make a 12mm hole only in the bumper, being careful not to penetrate the parts behind the bumper. ！ Advice (1) Refer to the service manual, remove the Fender garnish, and remove the Vehicle screw. Next, remove the two vehicle clips. ※ Reuse Vehicle screw. ※ Do not reuse Vehicle clip. (4) Refer to the service manual,restore the Fender garnish to the Rear Bumper. (2) As shown in Fig. 2, determine the position of the pattern according to the P.L.(step) and fix it with masking tape. Mark the center of the hole in the ⑦pattern paper LH with a marking needle. (3) As shown in Fig.3, spread the rear bumper outward and insert the waste cloth. Make pilot holes at the marking positions in the order of 3 mm and 6 mm, and finally make a 12 mm hole. ！ Advice Drill cloth adhesive tape 5mm During drilling, put a cloth adhesive tape as a stopper around the drill blade about 5mm from its tip in order to prevent damages to the Rear Bumper. Vehicle screw Vehicle clip ⑦ Pattern paper LH Fit to P.L.(step) P.L.(step) ⑦ Pattern paper LH Spread the outside Cover side lower Cloth, etc. Spread the outside -4- LH Fr UP //////////////// //////// ///// LH Fr UP Fr LH UP 3mm → 6mm→ 9.5mm a //////// LH Fr UP 4 5 6 ( The RH side also performs the same work. ) Rear Bumper Rear Bumper Rear Bumper 【Enlarged view a】 The center of the cross mark in front of the vehicle Bottom view LH side Bottom view LH side LH view Bottom view LH side ！ Advice Drill cloth adhesive tape ！ Advice After drilling, remove the burrs around the hole. Clean with a waste cloth, etc. If rainwater is attached, wipe it dry with a dry cloth. Insufficient wiping and drying can cause the product to come off. ！ Advice (5) As shown in Fig.4, mark the center of the cross mark with a marking needle. Make pilot holes at the marking positions in the order of 3 mm and 6 mm, and finally make a 9.5 mm hole. (6) Insert the ⑤wellnut into the 9.5 mm hole. (1) Clean, degreas, and dry the shaded area of the Rear Bumper with a degreasing agent. 5mm During drilling, put a cloth adhesive tape as a stopper around the drill blade about 5mm from its tip in order to prevent damages to the Rear Bumper. 2. Cleaninng/Degreasing ⑤ Wellnut -5- LH Fr UP LH Fr UP LH Fr UP ▲ ▲ ▲ ▲ b b 10 9 8 7 3. Install the STI Rear Side Under Spoiler ( The RH side also performs the same work. ) Masking tape Bottom view LH side Phillips screwdriver ！ Advice Do not peel off the double-sided tape liner more than necessary. Double-sided tape clings to the bumper, which hinders positioning. 【 b-b section 】 (1) Part of the double-sided tape liners on the ① STI Rear Side Under Spoiler is peeled off and fixed with masking tape. Rear Bumper ② Clip(Small) ③ Clip(Large) ④ Washer ⑥ Bolt ④ Washer ③ Clip(Large) ① STI Rear Side Under Spoiler (2) Align the ① STI Rear Under Spoiler with the Rear Bumper and fix it with a ② Clip(Small). (3) Secure the ① Rear Side Under Spoiler with ④ Washer and ③ Clip(Large). (4) Temporarily fix the ① STI Rear Under Spoiler with ⑥ Bolt. -6- ｃ （1） （2） （3） （4） △ Newly created document Revised contents Details of the work Date 00 11 / Jun / 2021 Reference tightening torque 1.0N･m (0.1kgf・m) This is the end of the work. (7) Fully tighten the bottom ⑥bolt with a ratchet wrench 8 mm. ！ Advice If it is difficult to remove the release paper, slowly pull it out with needle-nose pliers. (5) Compare the arrow C and decide the mounting position so that the left and right sides look even. The double-sided tape is crimped while slowly pulling out the release paper in the order of (1) to (4). 11 12 ・By installing this product, it is up to 32mm lower than the rear bumper. ・Because it is easy to come into contact with curbs, ring clasps, steps, etc. Be careful not to touch it while driving or parking. If it comes in contact with it, it may be scratched, deformed, damaged or dropped, and the spoiler may be damaged accordingly. ・In the case of slight contact, you may not notice the contact, so be sure to perform a pre-operation inspection and check the area around the mounting part in particular. ・Also, running in snow or ruts may damage the spoiler, deform it, drop it off, or damage the vehicle. Damage caused by these or equivalent external forces is not covered by the warranty. To customers (6) The force that the car shakes with the double-sided tape adhesive part Crimping with. ・The back side of this product is not painted. It may vary depending on the product. ・We do not accept warranty repairs such as scratches, discoloration of paint, and peeling that occur during use. (8) Finally, check the floating and tilt of the mounting part, No missing clips or bolts or forgetting to tighten Please check if it is. -7- ＬＨ ＲＨ BUMPER BUMPER REAR SIDE UNDER SPOILER / / / / / / / / / / / / / / / / / / / / / / / / / / / ///// // //// /// / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / /////////////// / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / REAR SIDE UNDER SPOILER φ12 ㎜ φ12 ㎜ ！ Advice ・If you print, there is a possibility of scale is not a 1/1. ・Use after copying so that the scale is 1/1. Cut on the outside of the line. ⑦ Pattern paper
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SEOCONTENT-END
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