(991 model) (96 1/2" wheelbase) 3.4L L.
(997) 3.6L R.
(exhaust heat exchanger)
3.8L powerkit (opt X51) L.
(997) 3.6L L.
(exhaust manifold) 996 Turbo L.
(exhaust heat exchanger) Turbo R.
(exhaust heat exchanger) Turbo L.
(exhaust manifold) Turbo L.
3.8L w/o powerkit R.
outer
Turbo
exc. Turbo
inner
Standard Exhaust Manifold Option Only
exc. Turbo 2 valve outer
exc. Turbo 2 valve inner
exc. Turbo inner
cast (thru 12/84, VIN 47) inner
Turbo outer
exc. Turbo outer
stainless (from 1/85, VIN 45) inner
outer
stainless (from 1/85, VIN 45) outer
Turbo (Canada) inner
inner
outer
2.7L (M96.25 engine) R.
2.7L L.
2.9L L.
2.7L (M96.25 engine) L.
2.7L R.
2.9L R.
3.2L (M96.26 engine) R.
3.4L R.
3.4L L.
3.2L (M96.26 engine) L.
3.2L R.
3.0L diesel L.
4.8L turbo (engine)
3.0L (Hybrid) R.
w/o turbo R.
3.2L L.
3.6L rear (cyl 4-6)
3.6L front (cyl 1-3)
4.5L w/o turbo L.
w/o turbo L.
Standard Exhaust Manifold Option Only
4.8L w/o turbo R.
S (model) (3.0L) (includes turbo) R.
S Hybrid (3.0L) L.
Base (3.6L) R.
4.8L w/o turbo L.
4S (model) (3.0L) (includes turbo) R.
(4.8L) turbo (engine) R.
Base (3.6L) L.
(4.8L) turbo (engine) L.
S (model) (3.0L) (includes turbo) L.