C4 Corvette Exhaust Systems

1984 - 1991 Exhaust Systems

Year   Aluminized Front "Y" [A] Pipe Hi-Preformance Catalytic [B] Converter Aluminized Rear "Y" [C] Pipe Aluminized Muffler Pairs [D]RH [E]LH System w/ Converter
1984   324432 323764 - exc CA.
323034 - CA
324431 324507 324197
1985   324536 324349
1986 - 1990
(Exc. ZR-1)
w/ pre-converters 324411 324438 324426 324440
w/o pre-converters 324400 324492 324198
1991 w/o pre-converters 324509 324309 324174

High Performance Catalytic Converter

Catalytic Converter

Magnaflow performance exhaust high-flow direct fit catalytic convertors are designed for optimum flow. The contain a flow-efficient ceramic catalyst, ribbed body for strength and a funnel inlest and outlet for smooth exhaust flow. Use to replace failed or damaged convertors.

Year Description Part No.  
1982 - 1985 Catalytic Converter - High Performance - Exc. CA 323764 Detail
1982 - 1985 Catalytic Converter - High Performance - CA 323034 Detail
1986 - 1991 Catalytic Converter 324438 Detail
1986 - 1991 Catalytic Converter - use w/ 324400 Y-Pipe 324492 Detail
1992 - 1996 Catalytic Converter (Left) - Except California 324239L Detail
1992 - 1996 Catalytic Converter (Right) - Except California 324239R Detail
1992 - 1996 Catalytic Converter (Left) - California Emissions 324518L Detail
1992 - 1996 Catalytic Converter (Right) - California Emissions 324518R Detail

1984 - 1991 Cat Back Exhaust

  • Includes mufflers (Reproduction or MagnaFlow)
  • Includes Y-Pipe w/Crossover
Year Description Part No.  
1984 With Reproduction Muffler 324374 Detail
1985 With Reproduction Muffler 324477 Detail
1986 - 1990 With Reproduction Muffler 324185 Detail
1991 With Reproduction Muffler 324489 Detail
1984 - 1985 With LT-1 Tip MagnaFlow 324125 Detail
1986 - 1991 With LT-1 Tip MagnaFlow 324136 Detail

84-91 Rear Y-Pipe w/ Crossover Tube

Rear Y-Pipe

Balancing exhaust flow and back pressure provides more power and acceleration. Rear Y-pipes have a crossover balance tube to smooth out exhaust flow and reduce resonance. Heavy gauge aluminized steel pipes feature OEM converter fittings and welded heat shields to protect your Corvette's composite rear spring from heat damage. Simple bolt-in installation.

Year Description Part No.  
1984 - 1985 Rear Y-Pipe w/ Crossover Tube 324416 Detail
1986 - 1991 Rear Y-Pipe w/ Crossover Tube 324395 Detail