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Hooker header vintage exhaust - hooker,
$399.99
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Pro circuit 1989 honda - 1989,
$230.00
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Ktm oem exhaust - oem, expansion
$329.99
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1997 1998 honda - cr250r, pro
$194.99
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1996 2000 kawasaki kx250 - kawasaki,
$189.95
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1998 ktm 125 oem - ktm,
$83.99
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1988 suzuki rm250 pro - suzuki,
$314.99
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Fmf factory fatty expansion - fmf,
$170.00
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1979 yamaha 80 - yamaha, yz
$200.00
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Lexx duraflow exhaust pipe - lexx,
$197.49
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Ktm 250xc stock exhaust - ktm,
$180.00
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2003 suzuki rm - -,
$62.99
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Honda 1979 - honda, cr125r
$250.00
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New take off - new,, take-off
$199.99
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1998 2001 ktm 250exc exhaust - ktm,
$169.99
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Suzuki rm 125 pro - 01,
$116.00
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Pair aaen vintage - pair, snowmobile
$44.95
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2001 2004 yamaha yz250 - 2001-2004,
$123.49
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2005 2021 yamaha yz125 - 2005-2021,
$49.99
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Fmf fatty pipe - fmf,
$149.99
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2002 arctic cat - , 600
$126.99
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1985 honda cr250r - honda, r
$137.95
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2019 arctic cat m8000 - arctic,
$165.00
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1996 ski doo 670 - 670, formula
$45.99
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2025 kawasaki kx85 oem - kawasaki,
$100.00
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1996 2004 honda cr80r - 2004,
$99.99
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2001 2004 yamaha - 2001,
$139.95
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Oem honda mr250 - mr, 250
$100.00
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2019 ktm 300 exhaust - ktm, header
$79.00
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1998 suzuki rmx250 - 1998, pro
$169.99
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2017 ktm 300xcw - 2017,
$99.00
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2004 kawasaki kx250 fmf - 2004,
$189.99
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Cdhpower cdh67 expansion - cdh67,
$72.79
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Vintage bassani expansion - vintage,
$399.99
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1987 honda cr500 psi racing - 1987,
$175.00
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Unknown expansion chamber - chamber, 2
$99.99
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2024 ktm fmf - 65,
$139.99
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Vintage expansion chamber - expansion,
$270.00
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2000 2001 honda cr125r cr125 - 2000,
$149.99
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2002 honda 250 r oem - 250,
$189.99
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Ktm 300 xc exhaust - 04, 07
$369.99
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2005 yamaha yz125 yz - 05-21,
$99.99
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1996 suzuki rmx250 rmx - 1996,
$199.95
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2003 kawasaki kx65 - kawasaki,
$99.98
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New fmf factory - new,
$300.00
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Arctic cat zrt800 - 01,
$299.98
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Unknown vintage old - 2, stroke
$99.99
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Cobra sr king exhaust - sr,
$70.00
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Lexx duraflow exhaust - lexx,
$195.89
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2000 kawasaki kx250 250 oem - kawasaki,
$129.99
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Suzuki rm125 exhaust - 96-00,
$89.99
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Fmf gold series - gold, fatty
$160.00
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2000 yz250 2stroke oem - 2000,
$85.00
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Pro circuit platinum - platinum, pipe
$142.95
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1987 honda cr80r - exhaust, pipe
$175.00
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Expansion chamber muffler pipe - expansion,
$28.99
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2005 ktm 125 - doma, exhaust
$154.99
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New trico expansion - new!,
$50.00
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76mm motorcycle stainless - 76mm,
$29.11
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2019 2022 ktm 125 - ktm, oem
$58.50
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1989 1994 kawasaki kdx200 - 1989-1994,
$99.99
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1990 kawasaki kx125 - 1990,
$184.98
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2000 2001 yamaha - 2001,
$389.99
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2002 2024 suzuki rm85 - suzuki,
$149.99
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Honda cr125 1993 expansion - honda,
$170.00
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1998 yamaha yz125 fmf - yamaha, gold
$89.99
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2004 2008 honda crf450r - honda,
$119.99
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Vintage bassani expansion - vintage,
$399.99
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Yamaha yz125 fmf - fmf, exhaust
$75.00
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1987 ktm 350 mxc exhaust - ktm,
$150.00
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1999 yamaha yz250 - 1999, gnarly
$149.98
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1998 ktm 125 oem - 1998, exhaust
$99.99
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2020 ktm 125sx fmf exhaust - ktm,
$139.99
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2004 kawasaki kdx200 kdx - kawasaki,
$83.90
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2021 suzuki rm85 rm85l - 02-21,
$199.99
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1995 kawasaki kx125 fmf - 1995,
$149.99
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Yamaha nos psi racing - 80,
$250.00
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1989 oem honda - 89,
$119.95
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Muffler exhaust expansion - muffler,
$349.00
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Honda cr250 250 - 250, 1997
$172.32
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Expansion chamber muffler pipe - muffler,
$28.90
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1981 suzuki exhaust pipe - rm,
$99.00
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1979 yamaha dt125 exhaust pipe - 1979,
$190.00
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Kawasaki bill wirges - kawasaki,
$150.00
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1989 2001 honda cr500 cr - honda,
$199.95
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1983 honda cr480 expansion - honda,
$151.24
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2005 cr85r fmf gold sst - fmf,
$180.49
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2004 kawasaki kx250 oem - 2004,
$145.00
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1999 yz250 250 oem - 1999,
$89.10
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1987 suzuki rm80 80 - rm80, rm
$115.00
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1997 1998 yamaha yz250 - -,
$229.99
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Yamaha 1969 1971 - yamaha, 1969-1971
$239.00
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1991 kawasaki kx250 - , gold
$170.99
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2019 polaris 850 - 850, indy
$274.99
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2003 suzuki rm125 - 2003,
$149.99
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Cr250r fmf gnarly expansion - cr250r,
$299.00
Buy It Now
Looking for more expansion chamber?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 expansion chamber listings currently in our index. Prices range from $28.9 to $399.99, with an average of $163.63. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about expansion chamber →
Try this: sportster exhaust | yoshimura exhaust | bmw exhaust muffler | kawasaki mojave 250 | virago 1100 exhaust | cobra exhaust shadow | omc exhaust manifolds | ford 352 exhaust manifold | screamin eagle touring mufflers | exhaust mufflers
Whether you are looking for a brand-new or second-hand expansion chamber, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $28.9, while premium listings can reach $399.99 — giving you a wide budget spread to work with. The average price of $163.63 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.