Lexus IS 500
The 2UR-GSE is a Yamaha co-developed 5.0L NA V8 in production for over 15 years. Extremely robust — keep up with service intervals, don't let coolant go acidic, and 200k miles is realistic.
5.0L V8 in a Lexus sedan — the last naturally aspirated V8 sport sedan
472 hp, naturally aspirated, revs past 7,000 rpm. The IS 500 is a unicorn — the last NA V8 sport sedan you can buy new. The 2UR-GSE is bulletproof: IS-F examples with 200,000+ miles are everywhere. The 8-speed auto is adequate but not as sharp as the BMW M3's unit or the Cadillac CT5-V Blackwing's 10-speed. No manual option is the one real complaint. 0-60 in 4.4 seconds, no turbo lag, no hybrid complexity. Depreciation will be gentle because nothing replaces it.
Engine Weaknesses 3
Water pump replacement around 80,000 miles is a scheduled maintenance item rather than an unexpected failure. The pump is driven by the timing chain, so replacement labor is significant. Budget for this as part of ownership, not as a surprise.
Symptoms: Coolant weeping from pump housing, gradual coolant loss, slight temperature fluctuation
Mild oil consumption is normal on the 2UR-GSE, especially under spirited driving. Check oil at every fill-up. Consumption of 1 quart per 3,000-5,000 miles is within Toyota's acceptable range. Not a defect but a characteristic of high-revving V8 operation.
Symptoms: Oil level drops between changes, no visible leaks, slightly more consumption under hard driving
Direct injection causes gradual carbon accumulation on intake valves. Less aggressive than four-cylinder DI engines due to the V8's higher exhaust gas temperatures. Walnut blasting recommended around 100,000 miles.
Symptoms: Slight rough idle, minor power loss, marginally increased fuel consumption