Part No
Description
A (Length)
B (Ends)
C (Width)
30987
SILENCER PRO 2" GRV × 2" GRV (220 max. GPM)
13 1/4"
1 1/4"
4 5/8"
30988
SILENCER PRO 2 1/2" GRV × 2 1/2" GRV (325 max. GPM)
13 1/4"
1 1/4"
4 5/8"
30989
SILENCER PRO 3" GRV × 2 1/2" GRV (350 max. GPM)
13 1/4"
1 1/4"
4 5/8"
30990
SILENCER PRO 3" GRV × 3" GRV (350 max. GPM)
13 1/4"
1 1/4"
4 5/8"
30991
SILENCER PRO 2 1/2" THD × 2 1/2" THD (300 max. GPM)
10 1/4"
N/A
4 5/8"
30992
SILENCER PRO 2" THD × 2" THD (220 max. GPM)
10 1/4"
N/A
4 5/8"