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API
Buick
Regal
Up to 429 HP
162 configurations across 27 model years
27
YEARS
429
MAX HP
Select Model Year
2026
160-405 HP
2025
185-320 HP
2024
175-282 HP
2023
163-384 HP
2022
169-369 HP
2021
254-387 HP
2020
199-429 HP
2019
174-294 HP
2018
174-373 HP
2017
182-383 HP
2016
177-386 HP
2015
175-397 HP
2014
173-348 HP
2013
230-414 HP
2012
175-412 HP
2011
158-372 HP
2010
180-378 HP
2009
191-368 HP
2008
164-275 HP
2007
150-229 HP
2006
235-395 HP
2005
195-355 HP
2004
156-367 HP
2003
160-406 HP
2002
160-341 HP
2001
159-335 HP
2000
151-318 HP