Tesla (NASDAQ: TSLA) is a fan favorite among many individual investors. Investors looking to build a portfolio around Tesla might be interested in the Consumer Discretionary Select Sector SPDR Fund (NYSEMKT: XLY), the Ark Innovation ETF (NYSEMKT: ARKK), or the First Trust Nasdaq Clean Edge Green Energy Index Fund (NASDAQ: QCLN). The consumer discretionary sector is chock-full of iconic brands that tend to sell more goods and services when the economy is doing well.