Ls XXTREME
Series
The XXTREME Series is our newest line performance cylinder head. It features professionally designed runners and chambers meticulously designed in the U.S.A. At PROMAXX, we provide our XXTREME series at prices that make our competition cringe. Going fast doesn’t have to break the bank, so get a pair of XXTREME Series Heads today. Take your performance to the XXTREME!
All performance series heads sold in pairs!
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Sale!
XXTREME 240 LS 1/LS2 Rectangle 3.898 Small Bore (SOLD IN PAIRS)
$1,367.65 – $2,468.40 Select options This product has multiple variants. The options may be chosen on the product page -
Sale!
XXTREME 245 LS 1/LS2 Cathedral 4.00+ Large Bore
$1,429.70 – $2,579.75 Select options This product has multiple variants. The options may be chosen on the product page
(SOLD IN PAIRS) -
Sale!
XXTREME 245 LS1/LS2 Cathedral 3.898 Small Bore (SOLD IN PAIRS)
$1,367.65 – $2,468.40 Select options This product has multiple variants. The options may be chosen on the product page -
Sale!
XXTREME 260 LS3 Rectangle Large Bore
$1,429.70 – $2,579.75 Select options This product has multiple variants. The options may be chosen on the product page
(SOLD IN PAIRS)