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Exhaust Systems

ATA · 344 parts

Exhaust Systems brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Nut-Exhaust Bypass 654276
Nut-Exhaust Bypass 654276
NE
P/N 654276 Continental
$258.51
Price and availability checked Nov 4, 2026 MST
Backorder
Crossover-Exhaust 654303
Crossover-Exhaust 654303
NE
P/N 654303 Continental
Quote only
In stock
Tie Rod - Exhaust 654306
Tie Rod - Exhaust 654306
NE
P/N 654306 Continental
$71.66
Price and availability checked Nov 4, 2026 MST
In stock
Elbow-Exhaust 654317
Elbow-Exhaust 654317
NE
P/N 654317 Continental
$654.32
Price and availability checked Nov 3, 2026 MST
In stock
Transition Ams-Exh 654321
Transition Ams-Exh 654321
NE
P/N 654321 Continental
$973.20
Backorder
Price check pending
Elbow Riser-Exh 654322
Elbow Riser-Exh 654322
NE
P/N 654322 Continental
Quote only
In stock
Elbow Riser-Exh 654323
Elbow Riser-Exh 654323
NE
P/N 654323 Continental
$316.22
Price and availability checked Nov 4, 2026 MST
In stock
Tee Asm-Exh 654324
Tee Asm-Exh 654324
NE
P/N 654324 Continental
Quote only
In stock
Wye Asm-Exhaust 654237
Wye Asm-Exhaust 654237
NE
P/N 654237 Continental
$3,087.35
In stock
Price check pending
Valve-Exhaust BY-PASS-VA11-470 LW-12778
Valve-Exhaust BY-PASS-VA11-470 LW-12778
NE
P/N LW-12778 Lycoming
$7,988.92
Price and availability checked Nov 4, 2026 MST
Backorder
Valve-Exhaust BY-PASS-470954-1 LW-12960
Valve-Exhaust BY-PASS-470954-1 LW-12960
NE
P/N LW-12960 Lycoming
$11,495.04
Price and availability checked Nov 4, 2026 MST
Backorder
Valve-Exhaust BY-PASS-VA11-470 LW-14283
Valve-Exhaust BY-PASS-VA11-470 LW-14283
NE
P/N LW-14283 Lycoming
$9,008.39
Price and availability checked Oct 28, 2026 MST
Backorder
Clamp Asm-Exh Slip Joint 640059
Clamp Asm-Exh Slip Joint 640059
NE
P/N 640059 Continental
Quote only
In stock
Spacer-Exh Clamp 641848
Spacer-Exh Clamp 641848
NE
P/N 641848 Continental
Quote only
In stock
Tube Asm-Exhaust Adpt 642511
Tube Asm-Exhaust Adpt 642511
NE
P/N 642511 Continental
Quote only
In stock
Brkt Asm-Exh Heat Shield 649181
Brkt Asm-Exh Heat Shield 649181
NE
P/N 649181 Continental
Quote only
In stock
Valve-Exhaust BY-PASS-470954-5 LW-18861
Valve-Exhaust BY-PASS-470954-5 LW-18861
NE
P/N LW-18861 Lycoming
$7,273.72
Price and availability checked Nov 3, 2026 MST
Backorder
Pipe - Exhaust Cyl No 3 40B26680 — photo coming soon
Pipe - Exhaust Cyl No 3 40B26680
NE
P/N 40B26680 Other Manufacturers
$1,210.56
Price and availability checked Oct 28, 2026 MST
Backorder
Coupling-V-Band, Exhaust 653832
Coupling-V-Band, Exhaust 653832
NE
P/N 653832 Continental
$1,543.77
Price and availability checked Nov 4, 2026 MST
Backorder
Pipe- Exhaust- Cyl. No. 2 40B28743
Pipe- Exhaust- Cyl. No. 2 40B28743
NE
P/N 40B28743 Lycoming
$6,595.84
Price and availability checked Nov 4, 2026 MST
In stock
Pipe- Exhaust- Cyl. No. 3 40B28744
Pipe- Exhaust- Cyl. No. 3 40B28744
NE
P/N 40B28744 Lycoming
$4,560.72
Price and availability checked Nov 4, 2026 MST
Backorder
Exhaust Sys-Complete 654232
Exhaust Sys-Complete 654232
NE
P/N 654232 Continental
Quote only
In stock
Pipe- Exhaust- Cyl. No. 4 40B28745
Pipe- Exhaust- Cyl. No. 4 40B28745
NE
P/N 40B28745 Lycoming
$1,313.74
Price and availability checked Nov 4, 2026 MST
Backorder
Pipe- Exhaust- Cyl. No. 5 (primary) 40B28746
Pipe- Exhaust- Cyl. No. 5 (primary) 40B28746
NE
P/N 40B28746 Lycoming
$1,020.28
Price and availability checked Nov 4, 2026 MST
Backorder