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Cosco kids finale 1 - kids,
$37.00
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Diono connect3 backless - diono,
$39.99
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Cosco kids finale 1 - kids, 2-in-1
$47.52
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Kids embrace incredible - kids, 2-in-1
$343.99
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Bubblebum inflatable booster - inflatable,
$50.00
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Kid connection power boosters - power,
$10.00
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Bubble bum booster black car - bubble,
$25.00
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Japara pocket size car booster - japara,
$12.00
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Smart kid belt safest pocket - smart,
$20.00
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Turbobooster backless - turbobooster, 2.0
$67.48
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Car seat footrest for - footrest, kids
$14.24
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Cosco kids rise toddler - cosco, lx
$18.07
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Mifold grab and compact - mifold,
$44.99
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Kidsembrace spider man 1 - kidsembrace, 2-in-1
$409.23
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Cosco kids finale 1 - finale, 2-in-1
$41.00
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Car seat forward facing - car, 2-in-1
$224.99
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Cosco kids finale 1 - cosco,
$39.97
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Cosco kids finale - cosco,
$36.97
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Diono solana lite backless - solana,
$39.99
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Cosco kids finale 1 - cosco,
$37.00
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Kids spider man backless - kids,
$79.99
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Toddler booster car seat for - toddler,
$22.75
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Graco turbobooster backless - graco,
$14.00
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Adjustable kids high - adjustable,
$163.99
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Children car seat pillow - car,
$100.00
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Backless booster car seat - car, for
$85.49
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Cosco kids finale - cosco,
$40.27
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Cosco kids finale 1 - cosco,
$37.00
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Kids booster car seat - kids,
$287.07
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Kids embrace incredible 1 - embrace,
$345.05
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Cosco kids finale - kids, 2in1
$42.72
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Diono cambria booster - cambria,
$119.99
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Tomy disney pixar - tomy,
$47.99
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Kids booster seat - seat, and
$25.00
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Bubblebum inflatable booster - bubblebum,
$46.10
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Kids booster seat cars - kids,
$15.00
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New child waterproof car - waterproof, /
$15.50
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Camouflage convertible high - convertible,
$65.83
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Cosco kids finale 1 - cosco, 2-in-1
$41.00
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Uberboost inflatable booster - inflatable,
$64.10
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Cosco kids finale 1 - cosco,
$37.00
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Graco turbobooster 0 - turbobooster, 2.0
$41.04
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Blue toddler high back - blue,
$65.83
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Turbobooster backless - turbobooster, 2.0
$37.69
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Mifold grab go portable - mifold,
$20.00
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Britax grow with you - grow,
$349.99
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Evenflo chase plus 1 - plus,
$72.99
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Kid connection fantasy - kid,
$6.99
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Cosco kids finale 2in1 toddler - kids,
$49.97
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Inflatable car seat - inflatable, foot
$45.36
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Cosco kids finale - cosco,
$37.00
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Funbliss car seat - car,
$15.99
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Large dog car seat for - large,
$99.99
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Car seat protector for - seat,
$53.31
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Kid connection sprint booster - connection,
$39.99
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Cosco kids finale 1 - kids,
$48.99
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Cosco kids finale 1 - kids,
$40.27
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Car seat protector - seat,
$20.75
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Toy car track set deluxe - toy,
$55.36
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Diono solana backless - diono,
$55.99
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Toy car track - toy, deluxe
$56.99
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Toy car track - car, deluxe
$48.22
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Cosco kids finale 1 - cosco, 2-in-1
$39.99
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Car seat protector for kids - seat,
$17.95
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Evenflo car seat booster - evenflo,
$18.75
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Turbobooster backless - turbobooster,
$67.48
Buy It Now
Smart kid belt safest pocket - kid,
$24.97
Buy It Now
Cosco kids finale - finale, 2-in-1
$37.00
Buy It Now
Mifold grab go portable - &,
$30.00
Buy It Now
Cosco kids finale - kids, 2-in-1
$37.00
Buy It Now
Graco turbobooster backless - graco,
$18.50
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Track creator boosted jump - creator,
$59.74
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Graco turbobooster 0 - turbobooster, 2.0
$30.00
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Graco turbobooster 0 - graco, 2.0
$38.97
Buy It Now
Cosco kids finale 1 - finale, 2-in-1
$37.00
Buy It Now
Toy car track - toy,
$55.86
Buy It Now
Kids avenger backless - backless, booster
$79.99
Buy It Now
Turbobooster backless - 2.0,
$36.99
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Kids embrace black - embrace,
$219.99
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Maxi cosi pria - cosi, booster
$22.50
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Dog cat pet - car, booster
$14.99
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Mifold grab go - grab,
$20.00
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Safety 1st grow - and, go,everfit
$7.50
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Cosco kids finale 1 - cosco,
$49.99
Buy It Now
Car seat protector - car,
$26.14
Buy It Now
Mifold grab go booster - go,
$44.99
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Car seat protector 2 - car,
$38.90
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Harmony youth booster - harmony,
$37.34
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Booster buddies - booster,
$22.63
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Britax one4life slim - one4life,
$399.99
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Kid travel tray for - kid,
$48.97
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Smart kid belt safest - smart, pocket
$10.00
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Vintage cosco booster - cosco,
$39.95
Buy It Now
Mifold grab go - mifold, booster
$57.39
Buy It Now
Harness booster car - to, seat
$189.64
Buy It Now
Cosco kids finale 1 - cosco, 2-in-1
$36.00
Buy It Now
Looking for more kid s car boosters?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 kid s car boosters listings currently in our index. Prices range from $6.99 to $409.23, with an average of $67.03. 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 kid s car boosters →
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Whether you are looking for a brand-new or second-hand kid s car boosters, 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 $6.99, while premium listings can reach $409.23 — giving you a wide budget spread to work with. The average price of $67.03 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.