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Graco TurboBooster Stretch2Fit

The Graco TurboBooster Stretch2Fit is 19.7 in wide, weighs 11.7 lb, and has a booster weight limit of 110 lb, per Graco. Graco 2-in-1 belt-positioning booster that converts from highback to backless. Graco lists model 2215556 with LATCH, front-adjust LATCH, 9 height positions for back and headrest, and an integrated cup holder.

  • $99.99List price
  • 110 lbBooster to
  • 11.73 lbSeat weight
  • 19.69 inWidth
See it on Graco's site

When does it expire?

All booster seats

TurboBooster Stretch2Fit: key facts

  • The Graco TurboBooster Stretch2Fit works as a booster from 40 to 110 lb and 43 to 57 in tall, per Graco.
  • It installs with LATCH (front-adjust) or vehicle seat belt (open-loop belt guides).
  • Graco says it expires 10 years after the date of manufacture.
  • It's 19.7 in wide at the widest point and weighs 11.7 lb.

From Graco's published specs. Always follow the limits on your seat's labels.

How the TurboBooster Stretch2Fit stacks up

Against the 65 booster seats we track. The shaded band is where the middle half of them fall; the dot is this one.

Booster weight limit110 lb31st highest booster limit of 64

Within the typical range for booster seats (100 lb to 120 lb).

This one
100 lbmiddle 110 lb120 lb
Expiration10 years

Within the typical range for booster seats (8 years to 10 years).

This one
6 yearsmiddle 10 years12 years
Width19.7 in27th narrowest of 31

Above the typical range for booster seats (17 in to 18.6 in).

This one
10.2 inmiddle 17.3 in23.2 in
Weight11.7 lb30th lightest of 42

Within the typical range for booster seats (6 lb to 13.2 lb).

This one
1.8 lbmiddle 9.8 lb20.9 lb
Price$99.9928th lowest price of 53

Within the typical range for booster seats ($55.99 to $159.99).

This one
$19.98middle $79.99$399.99

What sets the TurboBooster Stretch2Fit apart

Measured against the 65 booster seats we compare, from each maker's published specs.

  • Booster weight limit: 110 lbin the middle half of the 64 booster seats that publish it (100 lb to 120 lb)
  • Width: 19.7 inabove the middle half of the 31 booster seats that publish it (17 in to 18.6 in)
  • Weight: 11.7 lbin the middle half of the 42 booster seats that publish it (6 lb to 13.2 lb)

Next to its closest matches

Flying with the TurboBooster Stretch2Fit

American lists “Booster seats with no approval label or shoulder harness” under seats and devices not approved for use on board (source).

What airlines say about car seats:

  • American: “Each ticketed customer is allowed 1 stroller and 1 car seat to be checked free of charge” “If an unoccupied, adjoining seat is not available, the gate agent will check the safety seat to your final destination.” Source
  • Alaska: “We will transport your child's car seat and stroller free of charge as checked baggage.” Source
  • JetBlue: “Checking a child safety seat will not count towards your checked baggage allowance and there is no fee assessed” Source
  • Spirit: “One (1) car seat will be accepted per child as checked baggage at no charge.” Source
  • Frontier: “strollers and car seats can be checked for free.” Source
  • Allegiant: “There is no charge for checking or gate checking one car seat per fare-paying passenger.” Source
  • Breeze: “Child seats may be carried on board the aircraft if a seat has been purchased for the Infant or Child” Source

Quoted from each airline's page as of 2026-11-02.

Listed features

  • Converts from highback to backless
  • Back and headrest adjust independently to 9 positions per Graco
  • Integrated cup holder and hideaway storage
  • LATCH-equipped

Where to buy the TurboBooster Stretch2Fit

Prices and availability change. We may earn a commission from some links.

good to know
  • Check for recalls: Search the agency's recall list with the model number and date code from the label: NHTSA recall search.
  • Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Full specs

Graco TurboBooster Stretch2Fit
TypeBooster
List price$99.99
Booster weight40–110 lb
Booster height43–57 in
Seat weight11.73 lb
Width19.69 in
InstallationLATCH (front-adjust), vehicle seat belt (open-loop belt guides)
Load legNo
Anti-rebound barNo
RotatesNo
Expires after10 years

Compare the TurboBooster Stretch2Fit with

How each closest rival differs from the TurboBooster Stretch2Fit, from the makers' specs.

Ask the meadow

TurboBooster Stretch2Fit: questions answered

From Graco's published specs, last checked 2026-11-06.

Will the Graco TurboBooster Stretch2Fit fit three across or in a small car?

It's wider than 81% of the boosters we track, at 19.7 in. The narrowest is the Mifold Comfort Grab-and-Go Booster at 10.2 in. Fit depends on your vehicle; check each seat's manual and your vehicle manual. Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Is it OK to buy a used TurboBooster Stretch2Fit?

NHTSA publishes guidance on used car seats on its car seat page. Graco lists a lifespan of 10 years from manufacture for this model. Check the label and the maker's instructions, and ask your pediatrician about your child.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.

More booster seats

Where these specs come from

Last checked 2026-11-06. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.