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2018 Toyota Highlander · Torque converter replacement

2018 Toyota Highlander torque converter replacement cost

A 2018 Toyota Highlander torque converter replacement typically costs $1,010 to $3,760 at an independent shop, parts and labor included across its engine options. The torque converter itself runs $180 to $1,850, and the job takes 6 to 9 hours. Prices updated September 2026.

Estimated cost, selected engine

$1,010 to $2,110

Charlotte, NC area

Prices updated September 2026

Which engine? They price differently, so pick yours for a closer number.

Torque converter (part)

$180 to $1,850

Labor (6 to 9 hours)

$750 to $1,750

ATF-WS fluid + cooler line flush

$80 to $160

2018 Toyota Highlander, the vehicle this torque converter replacement cost applies to

2018 Toyota Highlander torque converter replacement: parts and labor

Labor runs $750 to $1,750 (the job takes 6 to 9 hours at typical independent-shop rates), and the torque converter itself typically costs $180 to $1,850 for the 2018 Toyota Highlander, plus $80 to $160 in atf-ws fluid + cooler line flush. Prices updated September 2026.

EnginePartsLaborEstimated total
2.7L I4$180 to $550$750 to $1,400 (6 to 9 hrs)$1,010 to $2,110
3.5L V6$400 to $1,850$850 to $1,750 (7 to 11 hrs)$1,330 to $3,760

Coverage note: Highlander Hybrid (3.5L 2GR-FXS): excluded because its eCVT power-split transaxle has no torque converter at all, so this repair does not exist on hybrid models.

RepairPal does not publish a Highlander-specific torque converter estimate, and generic guides like TheCostGuys ($600 to $1,400) badly understate the V6 job because they assume a $150 to $500 reman converter that barely exists for the UA80 8-speed; the genuine Toyota converter 32000-06070 alone is $1,700 to $1,920 discounted and $2,754.50 MSRP. Those generic figures are roughly right only for the 2.7L four cylinder, whose U760E converter is a cheap commodity reman. Dealers often skip the converter entirely and quote a whole transaxle at $4,500 to $8,000.

Where these numbers come from

  • Estimate ranges: a hand-verified research pass for this exact vehicle and repair, cross-referenced across 13 independent sources (parts retailers, labor guides, and published shop pricing), completed September 2026.
  • Recall and complaint data: NHTSA (National Highway Traffic Safety Administration) records for the 2018 Toyota Highlander specifically, filtered to transmission relevance and refreshed daily from the federal API.
  • Local prices: real, accepted quotes from verified Fixxr marketplace jobs, published per metro once five verified jobs of this type have closed. Never estimates dressed up as transactions.

Not included in the estimate: Transmission rebuild or full transaxle replacement if teardown finds clutch debris or hard-part damage ($3,500 to $8,000+ on the UA80), Valve body, solenoid, or ECM repairs flagged by TSB diagnostics, Initial diagnostic and road-test fee (typically $100 to $180), Engine or transmission mounts, subframe hardware, or exhaust gaskets found bad during removal, Sales tax and shop supply fees, Rental or loaner vehicle for the 1 to 2 day job.

What actually goes wrong on this exact vehicle

Federal safety data for the 2018 Toyota Highlander, filtered to the transmission specifically.

0

transmission recalls

58

transmission owner complaints

Real owner report, verbatim from NHTSA:

Transmission failure happened suddenly. I pulled out of a car wash and car would not accelerate. I was in heavy traffic and car wouldn’t move.

Get the failure confirmed with a real diagnosis before you approve the repair, so you fix the part that actually failed.

Recall fixes are free at the dealer. Everything else deserves a fair price.

Source: NHTSA (National Highway Traffic Safety Administration), recalls and complaints for the 2018 Toyota Highlander. Refreshed periodically.

Not sure what’s wrong?

A shudder or slip can be the torque converter, the transmission itself, worn mounts, or even misfires. Describe what your truck is doing and our free diagnostic tool narrows it down before you spend a dollar.

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How your torque converter works

The torque converter is the fluid coupling between the engine and the automatic transmission in your 2018 Toyota Highlander. It lets the engine keep spinning at a stoplight, multiplies torque when you pull away, and at cruising speed an internal lockup clutch grips solid to stop wasting fuel. That clutch is the part that wears out, and because the converter bolts on between the engine and transmission, replacing it means removing the transmission, which is why labor is most of the bill.

Diagram of a torque converter in cutaway between the engine flexplate and the automatic transmission, showing the fluid coupling and lockup clutch, for the 2018 Toyota Highlander torque converter replacement
Engine power flows through the flexplate into the fluid-filled converter, then on to the transmission. A worn lockup clutch inside the converter, tired fluid, or an internal transmission problem can all feel like the same shudder from the driver’s seat.

Four signs it’s the torque converter

Shudder at steady speed

A rumble-strip vibration at light throttle on the highway. The classic sign of a worn converter lockup clutch.

RPM flares, truck doesn't

Engine revs climb without matching speed. The converter or transmission is slipping instead of gripping.

Delayed or harsh engagement

A pause or clunk when shifting into drive or reverse, especially cold.

Hot, dark, or burnt fluid

A slipping converter cooks the fluid. Dark color or a burnt smell means friction material is circulating.

The free check: on a quiet road, hold a steady 45 to 55 mph at light throttle. A vibration that appears in that zone and fades when you accelerate or lift off points at the converter clutch. Mention exactly when it happens to your shop; it is the single most useful thing you can tell them.

What a torque converter replacement is like on the 2018 Toyota Highlander

The 2018 Highlander sold in the US with two gas engines that use completely different transmissions, and that is why the two rows above look nothing alike. The base LE got a 185 hp 2.7L four cylinder (1AR-FE) bolted to the older U760E 6-speed, while every other trim got the 295 hp 3.5L V6 (2GR-FKS) with the then-new Direct Shift 8-speed, coded UA80E in front-drive Highlanders and UA80F with AWD. On AWD V6 models the transfer case and front driveshaft have to come out with the transaxle, which is what pushes the labor to the top of the 7 to 11 hour spread; FWD V6 and the four cylinder sit at the low end.

Parts availability is the real story on the V6. For the UA80 converter (converter codes 37A010 and 38A050), RockAuto lists exactly one remanufactured unit, TC Remanufacturing TO107, and it was out of stock when checked; specialty converter rebuilders sell UA80E/UA80F cores in the $260 to $450 range, but many independents will only install the genuine Toyota converter, part 32000-06070, which runs about $1,700 to $1,920 at discount dealer parts sites (Toyota of Nashua $1,854.71, Lakeland Toyota $1,920.95) against a $2,754.50 MSRP. The four cylinder is the opposite: the U760E converter is a commodity part, with TC Remanufacturing TO98 at RockAuto for $143.79 plus a $100 core.

Before paying for any converter on a 2017 or 2018 Highlander V6, rule out the software fix. The early UA80E generated a string of Toyota TSBs for harsh 1-2 and 2-3 shifts and torque converter shudder, and most shudder complaints were resolved with an ECM recalibration and fresh ATF-WS rather than parts. T-SB-0160-18 covers whine, harsh shifting and reduced power with transaxle replacement when diagnostic criteria are met, and Customer Support Program ZJC covered certain 2017 to 2018 Highlanders for an internal nut that could loosen because a washer tab was not bent enough at assembly. A shudder that Toyota would have fixed free is the most expensive converter you can buy.

This job is transmission-out either way, and the details matter on the 8-speed. The UA80 has no dipstick; refill is a temperature-controlled overflow check that needs a Techstream-capable scan tool, using only Toyota ATF-WS. Any shop doing it right will also flush the cooler lines, because a converter that failed hard sheds clutch debris that will kill the replacement, and a class action over this transmission alleged converter heat degrades the fluid in the first place. Budget roughly 7 to 10 quarts of WS plus the flush, which is what the consumables line covers.

Expect the dealer conversation to go differently: Toyota stores frequently quote a complete transaxle instead of a converter on these, and real-world numbers back that up, with one 2018 owner billed $4,500 for a full transmission after a converter code and KBB showing a fair replacement range around $4,964 to $8,053 for the Highlander. An independent shop willing to R&R the transaxle and swap only the converter, even with the genuine 32000-06070, lands well under that, which is the gap between the $3,760 top of this estimate and a five-figure-adjacent dealer ticket.

Estimate note: these are researched independent-shop ranges, not a guaranteed quote. The only exact number is one from a shop that has seen your car.

Frequently asked questions

  • How much does a 2018 Toyota Highlander torque converter replacement cost?
    A 2018 Toyota Highlander torque converter replacement typically runs $1,010 to $3,760 at an independent shop, parts and labor included. The torque converter itself is $180 to $1,850, labor makes up most of the rest, and the job takes 6 to 9 hours.
  • Why does the price change with the engine?
    The 2018 Toyota Highlander came with more than one engine, and they do not share the same part or the same access. A tighter engine bay or extra teardown adds labor hours, and the part price moves too. Sites that show one national number flatten that out. Pick your engine on the estimate above for a closer figure.
  • What are the signs of a bad torque converter?
    The classic sign is a shudder at steady highway speed under light throttle, a rumble-strip vibration that comes and goes as the converter's lockup clutch grabs and slips. Others: engine RPM flaring up without the truck speeding up, a delayed or harsh clunk into drive, a whine that changes with gear, and transmission temperature climbing on grades. These symptoms overlap with internal transmission problems and even engine misfires, so get a real diagnosis before paying for either.
  • Can I drive my Toyota with a bad torque converter?
    Briefly, but it gets more expensive the longer you wait. A slipping converter sheds clutch material into the transmission fluid and runs hot, and that debris circulates through the entire transmission. Caught early, this can be a converter and fluid job. Ignored, it becomes a full rebuild at several times the price. If it shudders occasionally, book the repair soon; if it slips hard or overheats, stop driving it.
  • Should the transmission be rebuilt at the same time?
    Fluid condition is the tell. If the fluid is clean and the failure is isolated to the converter clutch, a converter-only replacement is a legitimate fix, and the labor is already paid since the transmission comes out either way. If the fluid is dark, smells burnt, or carries metal or friction material, converter debris has been through the whole unit and a reputable shop will recommend a rebuild instead of bolting a new converter to a dying transmission. Ask to see the fluid and the pan.
  • How long does a torque converter last?
    Usually the life of the transmission, commonly 100,000 to 200,000 miles. The weak point is the lockup clutch inside the converter, which wears like any friction clutch, and worn-out fluid accelerates it. Regular transmission fluid service is the cheapest way to extend converter life, and it is also what keeps a future repair converter-only instead of a rebuild.
  • Are there recalls on the 2018 Toyota Highlander?
    Yes, NHTSA lists 5 recalls for the 2018 Toyota Highlander. Recall repairs are done free of charge at a franchised dealer for that brand, so it is worth checking your VIN before paying a shop for related work.

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