Aerodynamics and body kits for BMW G20, G21 LCI
G20-21_LCI

■Front Lip Spoiler

Material :
carbon
Application :
G20/21 LCI M-SPORT, M340i LCI
Part No. :
3101-32031
Description :

 

Evolved design to match the LCI bumper

■Under Splitters(Carbon)

Material :
CFRP
Application :
G20/21 LCI M-Sport, M340i LCI
Part No. :
3102-32021
Description :
For add-on to the LCI Front Lip Spoiler above

Evolved design to match the LCI bumper

■Side Skirts

Material :
carbon
Application :
G20/G21 M-Sport
Part No. :
3104-32011
Description :

Part of the welcome light carpet may lack illumination. An essential item for total aero makeup

■Rear Diffuser (320i)

Material :
carbon
Application :
G20/G21 M-Sport LCI
Part No. :
3108-32031
Description :
Not available on M340i

*By installing the rear diffuser, the rear gate smart opener function is activated. It may become unusable.

■Rear Diffuser (4Tips)

Material :
carbon
Application :
G21 LCI (M/C after) M340i
Part No. :
3108-32041
Description :
Not available on M-Sport, G20 M340i
Genuine muffler can be installed at the same time.

Evolved design to match the LCI bumper

*By installing the rear diffuser, the rear gate smart opener function is activated. It may become unusable.

■Roof Spoiler(for Touring)

Material :
urethane
Application :
All G21
Part No. :
3110-32111
Description :

For G20 (sedan) LCI model trunk spoiler and roof spoiler, please refer to the following for the product details. (Can be used for both Non LCI and LCI cars)

Aerodynamics and body kits for BMW G20,G21

Front Lip Spoiler

Material :
urethane
Application :
G20 M-SPORT
Part No. :
3101-32011
Description :
Not confirmed for M340i

urethane construction. The front lip spoiler attaches to M-SPORT front bumper.

Under Splitters(Carbon)

Material :
CFRP
Application :
G20/21
Part No. :
3102-32011
Description :
For add-on to the Front Lip Spoiler above

Front Lip Spoiler(Carbon)

Material :
CFRP
Application :
G20/G21 M-SPORT
Part No. :
3101-32021
Description :

carbon construction. The front lip spoiler attaches to M-SPORT front bumper.
It's not including the Under splitters.

Under Splitters(Carbon)

Material :
CFRP
Application :
G20/21
Part No. :
3102-32011
Description :
For add-on to the Front Lip Spoiler above

Side Skirts

Material :
CFRP
Application :
G20/G21 M-Sport
Part No. :
3104-32011
Description :
Carbon Fiber construction.
It may block part of the "Welcome Light Carpet".

Rear Diffuser for 2 tip (320/330)

Material :
CFRP
Application :
G20/G21 M-Sport
Part No. :
3108-32011
Description :
Carbon Fiber construction.
It can be used with OEM 2-tip exhaust (e.g.: 320i).
Hands-fee tailgate opening function will not be worked with the Diffuser.

Rear Diffuser for 4 tip (320/330)

Material :
CFRP
Application :
G20/G21 M340i, G20/G21 M-Sport
Part No. :
3108-32021
Description :
For installing except M340i, some OEM parts are needed. (Bumper holder / 51128079607, 51718091107)
This product will fit with 3DDesign 320i / 330i 4 tail tip exhasut or M340i OEM exhasut.
Hands-fee tailgate opening function will not be worked with the Diffuser.

　

Trunk Spoiler

Material :
urethane
Application :
All G20
Part No. :
3109-32011
Description :
Spoiler attached to the rear trunk on all G20 sedan models.

Trunk Spoiler(Carbon)

Material :
CFRP
Application :
All G20
Part No. :
3109-32021
Description :
Spoiler attached to the rear trunk on G20 sedan models.

Roof Spoiler

Material :
urethane
Application :
All G20
Part No. :
3110-32011
Description :
Rear Spoiler for attachment to the top of the rear window.

■Roof Spoiler(for Touring)

Material :
urethane
Application :
All G21
Part No. :
3110-32111
Description :
Front lip spoiler, Side skirts, and Rear diffuser are shared with the sedan(G20).
 
 
 
Advice : : We encourage the use of UV blocking clear coat for protection us ultra-violet rays that may deteriorate the carbon fiber material over time.



3 Series G20/G21 Products List

■Aero-Body Parts

Item Application SKU Description
Front lip Spoiler | PU G20/21 M-Sport, M340i 3101-32011  
Front lip Spoiler | Carbon G20/21 M-Sport, M340i 3101-32021  
Front lip Spoiler | Carbon G20/21 LCI M-Sport, M340i 3101-32031  
Under splitters | Carbon G20/21 M-Sport, M340i 3102-32011  
Under splitters | Carbon G20/21 LCI M-Sport, M340i 3102-32021  
Side Skirt | Carbon G20/21 M-Sport, M340i (Including LCI) 3104-32011  
Rear Diffuser | Carbon G20/21 M-Sport (2 tip) 3108-32011  
Rear Diffuser | Carbon G20/21 M340i (4 tip) 3108-32021  
Rear Diffuser | Carbon G20/21 LCI M-Sport 320i,etc. (excluding M340i) 3108-32031  
Rear Diffuser | Carbon G21 LCI M 340i / 4tips (excluding M-Sport) 3108-32041  
Trunk Spoiler | PU G20 (All models including LCI) 3109-32011  
Trunk Spoiler | Carbon G20 (All models including LCI) 3109-32021  
Roof Spoiler | PU G20 (All models including LCI) 3110-32011  
Roof Spoiler | PU G21 (All models including LCI) 3110-32111  

■Suspension

Item Application SKU Description
Lowering Spring | 20mm Down G20 320i, 330i 1221-32011  
Lowering Spring | 30mm Down G20 M340i X-drive (including LCI) 1221-32013  
Lowering Spring | 20mm Down G20 320d X-drive 1221-32012  
Lowering Spring | 20mm Down G21 320i, 330i 1221-32111  
Lowering Spring | 30mm Down G21 M340i X-drive 1221-32112  
Lowering Spring | 20mm Down G21 LCI M340i X-drive 1221-32112  
Lowering Spring | 30mm Down G21 320d X-drive 1221-32113  
Brake System G20/21 Rear rotor 20mm 1421-32011S  
  G20/21 Rear rotor 24mm 1421-32012S  

■Wheel

Series Wheel Sizes Description Tire Size Reference
TYPE 3 FORGED Front：8.5Jx20 IS35+15mm spacer | PCD 112 Spacer and longer bolts required 225/35-20
  Rear：9.0Jx20 IS45+10mm spacer | PCD 112 Spacer and longer bolts required 255/30-20



■Exhaust System

Item Application SKU Description
Rear Muffler　90mmx４tips | Stainless G20 M-Sport | 320i B48B20A 4101-32013
Rear Muffler　90mmx４tips | Carbon G20 M-Sport | 320i B48B20A 4101-32013C
Rear Muffler　90mmx４tips | Stainless G20/21 M-Sport | 320i,330i B48B20B 4101-32011  
Rear Muffler　90mmx４tips | Carbon G20/21 M-Sport | 320i,330i B48B20B 4101-32011C  
Rear Muffler　90mmx４tips | Stainless G20/21 M-Sport | M340i B58B30B 4101-32014
Rear Muffler　90mmx４tips | Carbon G20/21 M-Sport | M340i B58B30B 4101-32014C
Rear Muffler　90mmx４tips | Stainless G20/21 M-Sport | 320d B47D20B 4101-32015  
Rear Muffler　90mmx４tips | Carbon G20/21 M-Sport | 320d B47D20B 4101-32015C  
Exhaust tips | 95mm x2 G20/21 M-Sport | 318i,320i,330i,320dx 4301-32011  



■Tuning

Item Application | Performance SKU Description
Booster Chip３ AI G20/21 M340i B58B30B (387ps)|+35-45ps 5201-35841  
Booster Chip３ G20/21 320i B48B20A (184ps ) | +30-40ps 5201-34820  
  G20/21 318i B48B20A (156ps ) | +30-40ps 5201-34820  
  G20/21 320d B47D20B (190ps) | +25-35ps 5201-34712  



■Interior

Item Application SKU Description
Pedal set AT G20/21 LHD RHD Universal 6102-00110  
Rest pedal G20/21 RHD 6103-32012  
Paddle Shifters G | Billet aluminum G20/21 LHD RHD Universal 6101-00331  
Paddle Shifters G | Carbon + Silver G20/21 LHD RHD Universal 6101-00332  
Paddle Shifters G | Carbon + Red G20/21 LHD RHD Universal 6101-00333  
Floor Mats G20/21 LHD - Ask
Floor Mats G20/21 RHD 6401-32022  



■Accessories

Item Application SKU Description
Body Stripe | Sedan set / Blue G20/21 7202-0111  
Body Stripe | Sedan set / Silver G20/21 7202-0112  
Key Case| Size C / Black G20/21 7105-0131  
Key Case| Size C / White G20/21 7105-0132  
Logo Emblem | Chrome(plating) G20/21 7108-0111  
Logo Emblem | Black(painting) G20/21 7108-0112  



※G20=Sedan G21= Touring
28MAR25