Subaru Legacy 2003 Service Manual page 294

(1) Upper front exhaust pipe cover
(2) Lower front exhaust pipe cover
(3) Front exhaust pipe
(4) Front oxygen (A/F) sensor
(5) Front catalytic converter
(6) Upper front catalytic converter
cover
(7) Lower front catalytic converter
cover
(8) Clamp
(9) Upper center exhaust pipe cover
(10) Lower center exhaust pipe cover
(11) Gasket
GENERAL DESCRIPTION
(12) Upper rear catalytic converter
cover
(13) Lower rear catalytic converter
cover
(14) Rear catalytic converter
(15) Center exhaust pipe
(16) Spring
(17) Rear exhaust pipe
(18) Gasket
(19) Cushion rubber
(20) Muffler
(21) Self-locking nut
(22) Protector
EX(H4SO)-3
(23) Rear oxygen sensor
(24) Gasket
Tightening torque: N·m (kgf-m, ft-lb)
T1: 8 (0.8, 5.8)
T2: 13 (1.3, 9.4)
T3: 18 (1.8, 13.0)
T4: 30 (3.1, 22.4)
T5: 35 (3.6, 26.0)
T6: 48 (4.9, 35.4)
EXHAUST