Found these 2 different mazdaspeed sun strips on ebay australia, the postage does cover UK and they will post to UK, with UK - australia exchange rate they are about £14 inc P&P

http://cgi.ebay.co.uk/Mazda-Windscreen-Decal-RX-7-8-MX-2-3-5-6-121-323-turbo-/250622786040?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item3a5a4839f8

http://cgi.ebay.co.uk/Mazda-Windscreen-Decal-RX-7-8-MX-2-3-5-6-121-323-turbo-/300421917862?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item45f28aaca6

MazdaSpeed seat covers black or white

http://cgi.ebay.co.uk/2-x-WHITE-AXS-MAZDA-SPEED-SEAT-COVERS-/360248569194?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item53e07ced6a

Mazdaspeed high pressure radiator cap

http://cgi.ebay.com.au/MAZDASPEED-style-Hi-Pressure-RADIATOR-CAP-1-3-BAR-Mazda-/200458515250?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item2eac423332

Mazdaspeed Decals

http://cgi.ebay.com.au/New-MAZDASPEED-Emblem-Badge-142mmx25mm-apexi-hks-/200459536420?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item2eac51c824

http://cgi.ebay.com.au/MAZDASPEED-CAR-UTE-STICKER-DECAL-TURBO-MOD-/260288581307?cmd=ViewItem&pt=AU_Motorcycle_Parts_Accessories&hash=item3c9a688ebb

http://cgi.ebay.com.au/Mazdaspeed-Badge-/320525468737?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item4aa0ce8441

http://cgi.ebay.com.au/MAZDASPEED-CARBON-FIBER-BADGE-MX5-RX7-RX8-MAZDA3-MAZDA6-/120558010569?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item1c11d140c9

http://cgi.ebay.com.au/MAZDASPEED-BADGE-MAZDA-1-2-3-5-6-RX7-FC-FD-RX8-MX5-MX6-/260584786558?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item3cac104a7e

http://cgi.ebay.com.au/MAZDASPEED-Nickel-Alloy-Car-Emblem-Decal-Sticker-/260593648723?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item3cac978453

Iron on badge

http://cgi.ebay.com.au/MAZDASPEED-IRON-SEW-PATCH-BADGE-LOGO-CAP-SHIRT-CAR-PART-/120558026229?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item1c11d17df5

Mazdaspeed valve caps

http://cgi.ebay.com.au/MAZDASPEED-WHEELS-VALVE-CAPS-M3-M6-RX7-RX8-MX5-RIMS-JDM-/110521803824?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item19bb9ce430

Mazdaspeed number plate bolts

http://cgi.ebay.com.au/LICENCE-PLATE-BOLT-MAZDASPEED-RX7-RX8-MX5-323-626-1-3-6-/260593546878?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item3cac95f67e

Also I have found these Mazda aluminium wheel center caps covers, they work out at £7.50 a set, just glue them over the old ones if they are knackered or if you have after market alloys they should fit most types they have sticky backs to mount them easily

http://cgi.ebay.co.uk/Mazda-Aluminum-Wheel-Cover-RX-7-8-MX-2-3-5-6-121-323-/300421918235?cmd=ViewItem&pt=AU_Car_Parts_Accessories&hash=item45f28aae1b