Here is a selection of rear styling parts from Mazda and the aftermarket suppliers. You'll find a variety of skirts, diffuser trims, large GT style wings, and smaller ducktail lip spoilers.
Mazdaspeed Skirt
Mazdaspeed Lip Spoiler
Garage Vary Lip Spoiler
Garage Vary Carbon Lip Spoiler
Garage Vary Skirt
Arrows Racing Performance Shorty Antenna
AutoExe Spoiler + Brakelight
AutoExe Diffuser Trim
Odula Spoiler
Odula Carbon GT Wing
Odula Spoiler + Brakelight
Fatra Styling Diffuser + 3 Piece Lip Spoiler
Fatra Styling Lip Spoiler
Fatra Styling Esqueleto RF Roof Trim
Fatra Styling Esqueleto Spoiler
Fujimura Auto Rocket Dancer Diffuser
Integral Kobe Jet's Lip Spoiler
Ducks-Garden Bumper
Ducks-Garden Lip Spoiler
Chargespeed Skirt
Kuhl Racing Bumper
Kuhl Racing Diffuser
Kuhl Racing Carbon GT Wing
Leg Sport Lip Spoiler
Aimgain Wide Bodykit
K'Spec Silk Blaze Rear Skirt + Lip Spoiler
DAMD Rear Skirt + 3 Piece Lip Spoiler
Knight Sports Lip Spoiler
RK Design Lip Spoiler
RK Design Bumper Vents
Kansai Service Wheelarch Trim
Kansai Service Lip Spoiler
Kenstyle Diffuser
Knight Sports Diffuser
TRA-Kyoto Pandem GT Wing + Skirt
RS Factory Stage Lip Spoiler
Murakami Vented Bumper
Chargespeed Carbon Bootlid
ATH Hinsberger Lip Spoiler
ATH Hinsberger Corner Skirt
ATH Hinsberger Diffuser Right Exit
ATH Hinsberger Diffuser Right & Left Exit
ATH Hinsberger Diffuser Centre Exit
DS Quattro Lip Spoiler
DS Quattro 2-piece Corner Skirt
Blitz Spoiler (with brakelight)
Velox Diffuser from 949racing.com
Fatra Esqueleto Spoiler with brakelight
Odula Diffuser
Odula RF Spoiler
Blitz RF Spoiler