Quote:
Originally Posted by SS_Firehawk
I believe the tube diameter is the same(need to double check), AEM's are shorter than the K&N's, so less surface area.
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Original Part
K&N Part RU-2820 Product Specifications
Product Style: Round Straight Universal Air Filter
Filter Material: Cotton Gauze
Flange Inside Diameter: 3 in (76 mm)
Flange Length: 0.625 in (16 mm)
Flanges: 1
Flange Type: Centered
Height: 6.5 in (165 mm)
Outside Diameter: 5 in (127 mm)
I just looked this up. The AEM's are shorter, but it looks like the outside diameter is larger. I could also go with a longer one, but the next size up is 8" long.
AEM 21-203DK Product Specifications
Product Style: AEM Dryflow Round Tapered Air Filter
Base Outside Diameter: 6 in (152 mm)
Flange Inside Diameter: 3 in (76 mm)
Flange Length: 1.5 in (38 mm)
Flange Type: Centered
Height:
5.125 in (130 mm)
Inner Structural Support: No
Top Outside Diameter: 5.125 in (130 mm)
Top Style: Rubber
Top Material/Finish: None
Flanges: 1
Filter Material: Non-woven Synthetic
..or
AEM 21-2038BF Product Specifications
Product Style: AEM Dryflow Round Tapered Air Filter
Base Outside Diameter: 6 in (152 mm)
Flange Inside Diameter: 3 in (76 mm)
Flange Length: 1.5 in (38 mm)
Flange Type: Centered
Height:
8.125 in (206 mm)
Inner Structural Support: Yes
Top Outside Diameter: 5.125 in (130 mm)
Top Style: Rubber
Top Material/Finish: None
Flanges: 1
Filter Material: Non-woven Synthetic
Are other options like Apexi or HKS still any good?