Mga sir, where can I buy universal K&N cone filter height 4.5" or 114mm and inside diameter 4.5" or 114mm din. I already ask speed lab kaso 5" lang daw ang inside diameter merun sila. hindi ko alam kung pwede yun. Any idea kung magkanu ito? thanks in advance po

Part RT-4610 Product Specifications Product Style: Round Tapered Universal Air Filter
Base Outside Diameter: 5.875 in (149 mm)
Flange Inside Diameter: 4.5 in (114 mm)
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Height: 5 in (127 mm)
Top Outside Diameter: 4.5 in (114 mm)
Top Style: Metal
Top Material/Finish: Titanium
Filter Re-Oiling Amount: 0.88 oz (26 ml)
Weight: 1.3 lb (0.6 kg)
Product Box Length: 6.5 in (165 mm)
Product Box Width: 6.5 in (165 mm)
Product Box Height: 7.25 in (184 mm)
Part RF-1005 Product Specifications Product Style: Round Tapered Universal Air Filter
Base Outside Diameter: 5.875 in (149 mm)
Flange Inside Diameter: 4.5 in (114 mm)
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Height: 4.5 in (114 mm)
Top Outside Diameter: 4.5 in (114 mm)
Top Style: Metal
Top Material/Finish: Chrome
Filter Re-Oiling Amount: 0.79 oz (23 ml)
Flanges: 1
Inner Wire: No
Weight: 1.2 lb (0.5 kg)
Product Box Length: 6.5 in (165 mm)
Product Box Width: 6.5 in (165 mm)
Product Box Height: 7.25 in (184 mm)