- First Name
- Al
- Joined
- Apr 1, 2025
- Threads
- 0
- Messages
- 21
- Reaction score
- 37
- Location
- UP and Tucson
- Vehicle(s)
- 24 Hybrid Lariat and 24 Lariat Tremor
- Engine
- 2.5L Hybrid
These aftermarket intakes don’t really change anything, other than the noise level, which in turn makes the engine “sound more powerful”
I was involved in evaluating this type of modified intake years ago. Customers were claiming miraculous improvements on the engine I was Chief Engineer on at the time, and we were getting beat up on from field service. To make a long story short, we couldn’t duplicate improvements on the dynamometer, or on test trucks. Didn’t make squat of a difference in fuel economy or acceleration.
i evev flew to Dallas to do back to back A-B-A tests using a vocal customer’s personal truck, which we borrowed and fully instrumented, using lab grade instrumentation and confirmed fuel economy using drain and weigh. We put close to 1000 miles on the customer truck.
Results…no diffference…nada.
the telling comment was when we returned the truck to the owner….”Just listen to the power”.
he was confusing sound with power, and had no idea how to actually measure fuel economy.
The whole intake mod was a placebo effect on actual power and fuel economy.
The aftermarket made pretty good money selling pretty garbage, though.
I was involved in evaluating this type of modified intake years ago. Customers were claiming miraculous improvements on the engine I was Chief Engineer on at the time, and we were getting beat up on from field service. To make a long story short, we couldn’t duplicate improvements on the dynamometer, or on test trucks. Didn’t make squat of a difference in fuel economy or acceleration.
i evev flew to Dallas to do back to back A-B-A tests using a vocal customer’s personal truck, which we borrowed and fully instrumented, using lab grade instrumentation and confirmed fuel economy using drain and weigh. We put close to 1000 miles on the customer truck.
Results…no diffference…nada.
the telling comment was when we returned the truck to the owner….”Just listen to the power”.
he was confusing sound with power, and had no idea how to actually measure fuel economy.
The whole intake mod was a placebo effect on actual power and fuel economy.
The aftermarket made pretty good money selling pretty garbage, though.
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