Filter Surface area and inlet tube on the JLT are more restrictive compared to other available options out there.
JLT
Filter: 8-layer S&B - 4 flange (circle), 5.5 top (circle), 7 base (circle), 7 height
Tube to TBody: Composite Plastic, 15.89 to 10.29 sq-in
Filter Surface Area: ~137 sq-in
aFe Stage 2 (2015+)
Filter: 5-layer Pro5R - 7.13 flange (circle), 7 top (circle), 8.75 base (rounded-square), 6.75 height, 4b x 2.5t x 2h inverse velocity stack
Tube to TBody: Composite Plastic, 39.9 to 10.29 sq-in
Filter Surface Area: ~158-206 sq-in (filter flow restricted to ~158 sq-in (~48 sq-in restriction) with rain shield installed)
Legmaker (2015+)
Filter: 8-layer S&B - 6 flange (circle), 5.25 top (circle), 7.5 base (circle), 7 height, 3.5b x 1.5t x 2.5h inverse velocity stack
Tube to TBody: Carbon Fiber, 28.26 to 10.29 sq-in
Filter Surface Area: ~160 sq-in