Late model Me-109s and Fw-190s were also improved. So it's not likely a P-38L will be encountering a Me-109E or Fw-190A3.
1942. P-38E. vs
Me-109F4 and early model Me-109G.
Fw-190A3 and Fw-190A4.
1943. P-38F /G/H. vs
Me-109G6.
Fw-190A5 and Fw-190A6.
1944. P-38J and P-38L. vs.
Late model Me-109Gs with engines producing up to 1,800 hp.
Fw-190A8.
Fw-190D9. Beginning September 1944.
.